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Water Quality Samples for USA
Grouped by County

! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.
Some complex retrievals may take a few minutes.

Site Selection Results -- 574 sites found


Hydrologic unit = 15050301
Minimum number of samples = 1

Save file of selected sites to local disk for future upload

Data for individual sites can be obtained by selecting the site number below

  group icon Pima County, Arizona
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 09482000 SANTA CRUZ RIVER AT CONTINENTAL, AZ 1977-10-09 1978-08-02 3
USGS 09482424 MAIN INTERCEPTOR CANAL AT TUCSON AZ 1988-08-09 1988-08-09 1
USGS 09482427 SOUTH INTERCEPTOR CANAL AT TUCSON AZ 1988-07-27 1988-07-27 2
USGS 09482500 SANTA CRUZ RIVER AT TUCSON, AZ 1965-12-23 1989-08-17 17
USGS 09482950 RAILROAD WASH AT TUCSON,ARIZONA 1978-08-17 1978-08-17 1
USGS 09486490 SANTA CRUZ RIVER AT INA RD NR TUCSON AZ 2022-03-09 2022-03-09 1
USGS 09486509 SANTA CRUZ RIVER AT AVRA VALLEY RD, NR MARANA, AZ 2022-03-09 2022-03-09 1
USGS 313453111155901 D-21-10 24DDA 1981-04-21 1981-04-21 1
USGS 313827111163501 D-20-10 36CBA 1982-06-21 1982-06-21 1
USGS 314336111041601 D-19-12 26CDD 1998-05-27 1998-05-27 1
USGS 314356111044101 D-19-12 36CBB 1998-06-17 1998-06-17 2
USGS 314446111022801 D-19-13 29CBA 1981-09-16 1987-08-05 4
AZ014 314448111023301 D-19-13 29CBB2 1988-03-28 2008-06-13 17
USGS 314515111095001 D-19-11 25AAA1 1982-06-21 1982-06-21 1
USGS 314522111002001 D-19-13 22DBA 1998-06-18 1998-06-18 1
USGS 314524110593801 D-19-13 22DDD 1998-06-02 1998-06-02 2
USGS 314525111021001 D-19-13 20CDA UNSURV 1968-10-23 1968-11-01 2
USGS 314535111001601 D-19-13 22CAC 1998-06-02 1998-06-02 2
USGS 314610111014301 D-19-13 17DDD 1968-11-10 1968-11-12 2
USGS 314632111134401 D-19-11 16CBA 1982-06-21 1982-06-21 1
USGS 314644110490501 D-19-15 16CAC 1982-06-17 1982-06-17 1
USGS 314645111011301 D-19-13 16BAD 1969-05-10 1981-08-12 2
USGS 314646111011401 D-19-13 16BDA 1939-10-10 1939-10-10 1
USGS 314647111010201 D-19-13 16ACB 1941-07-02 1941-07-02 1
USGS 314740111003701 D-19-13 10BCB 1969-02-25 1969-02-25 1
USGS 314745111030901 D-19-13 07ABC2 1998-06-03 1998-06-03 2
USGS 314800111023601 D-19-13 05CCC 1998-04-29 1998-04-29 1
USGS 314820111000901 D-19-13 03ACC 1968-08-14 1968-08-15 2
USGS 314828111015701 D-19-13 05ACA1 1941-10-15 1941-10-15 1
USGS 314834111024401 D-19-13 06AAD 1981-09-09 1981-09-09 1
USGS 314913110583401 D-18-13 36BCC 1982-06-18 1982-06-18 1
USGS 315010111000701 D-18-13 27ADB 2013-07-16 2013-07-16 3
USGS 315105110583501 D-18-13 24BCB1 UNSURV 1941-06-25 1941-06-25 1
USGS 315109110482301 D-18-15 22CBB 1982-06-18 1982-06-18 1
USGS 315116110583501 D-18-13 24BBB1 UNSURV 1941-06-25 1946-07-10 2
USGS 315159110575201 D-18-13 13ABC UNSURV 1946-07-11 1946-07-11 1
USGS 315200110595501 D-18-13 15ACA 1975-02-04 1975-09-18 2
USGS 315202110581501 D-18-13 13BAC 1940-03-20 1941-07-01 2
USGS 315215110595801 D-18-13 10DCD 1981-08-12 1981-08-12 1
USGS 315322110582801 D-18-13 01CBD 1939-10-09 1963-09-10 12
USGS 315328110580501 D-18-13 01DB 1941-07-02 1941-07-02 1
USGS 315338110583701 D-18-13 01BC 1941-07-12 1941-07-12 1
USGS 315339111105601 D-18-11 02ADA 1982-06-21 1982-06-21 1
USGS 315400110464801 D-18-15 02AC 1941-10-06 1941-10-06 1
USGS 315500110594201 D-17-13 27DDD 1972-06-23 1972-06-23 1
USGS 315500110594801 D-17-13 27DDA 1972-06-23 1972-06-23 1
USGS 315515110573401 D-17-14 30BCC 1941-06-20 1941-06-20 1
USGS 315518110571101 D-17-14 30BDD 1941-06-19 1941-06-19 1
USGS 315518110572001 D-17-14 30BDC 1941-06-19 1946-02-18 2
USGS 315526110565501 D-17-14 30ACA 1963-08-23 1963-08-23 2
USGS 315530111054401 D-17-12 26BCC 1941-10-02 1941-10-02 1
USGS 315536110573601 D-17-14 30BBB 1966-04-07 1966-04-07 1
USGS 315544110471001 D-17-15 26BCA2 1998-09-09 1998-09-09 1
USGS 315557110573001 D-17-14 19CBD 1941-06-20 1941-06-20 1
USGS 315559110513401 D-17-14 24DAD 1970-08-19 1970-08-19 1
USGS 315610110580801 D-17-13 24ACC1 1941-06-20 1941-06-20 1
USGS 315613110535201 D-17-14 22ACD 1998-08-28 1998-08-28 1
USGS 315620111000401 D-17-13 22ACB 1981-09-18 1981-09-18 1
USGS 315628110553101 D-17-14 21BBB 1998-05-27 1998-05-27 2
USGS 315632110570601 D-17-14 19ABC 1966-04-06 1966-04-06 1
USGS 315633110462401 D-17-15 23ADD 1998-05-14 1998-05-14 2
USGS 315633110560401 D-17-14 17DCC 1966-04-06 1966-04-06 1
USGS 315635110581401 D-17-13 13CDD 1967-08-05 1967-08-05 1
USGS 315638110573501 D-17-14 18CCC 1941-06-20 1941-06-20 1
USGS 315639110574201 D-17-13 13DDD 1941-06-20 1941-06-20 1
USGS 315640111032701 D-17-13 18CDB 1998-08-28 1998-08-28 1
USGS 315659110513501 D-17-14 13DAA 1970-10-06 1970-10-06 1
USGS 315659110570701 D-17-14 18ACC 1941-06-24 1941-06-24 1
USGS 315711110575401 D-17-13 13ADB 1966-04-06 1966-04-06 1
USGS 315722110393601 D-17-16 13ACD 1960-04-07 1960-04-07 1
USGS 315724110460701 D-17-15 13BDD 1960-04-10 1960-04-10 1
USGS 315728110563901 D-17-14 07DDD 1981-08-26 2008-06-11 18
USGS 315728110564201 D-17-14 07CCC 1966-04-06 1966-04-06 1
USGS 315728110572101 D-17-14 07CDC 1939-09-30 1939-09-30 1
USGS 315730110590101 D-17-13 11DCD 1968-05-22 1968-05-22 1
USGS 315732110585701 D-17-13 11DCD2 1998-06-16 1998-06-16 2
USGS 315742110561002 D-17-14 08CAD 1966-04-06 1966-04-06 1
USGS 315754110561001 D-17-14 08BDD1 1941-06-24 1941-06-24 1
USGS 315811111042901 D-17-12 01BAB2 1954-09-15 1954-09-15 1
USGS 315817111003001 D-17-13 10BBA 1970-05-20 1970-05-20 1
USGS 315819110561101 D-17-14 05CDA1 1966-04-06 1966-04-06 1
USGS 315820110564201 D-17-14 06DDD 1941-06-24 1941-06-24 1
USGS 315822110565801 D-17-14 06DCD 1941-06-24 1941-06-24 1
USGS 315823110573701 D-17-14 06CCC 1941-06-20 1941-06-20 1
USGS 315829110491901 D-17-15 09BBB 1998-04-27 1998-04-27 2
USGS 315846110584401 D-17-13 02ADD 1966-12-10 1966-12-12 3
USGS 315855110553101 D-17-14 04BCB 1967-10-07 1976-08-24 3
USGS 315857110545501 D-17-14 04ACA 1976-08-24 1976-08-24 1
USGS 315901110573601 D-17-14 06BCB 1941-06-25 1941-06-25 1
USGS 315907110584401 D-17-13 02AAA 1966-06-10 1966-06-12 3
USGS 315907110590601 D-17-13 02ABB 1966-08-10 1966-08-10 1
USGS 315908110580201 D-17-13 01ABB 1969-12-10 1970-03-25 2
USGS 315912110573901 D-16-13 36DDD 1969-03-26 1969-09-17 3
USGS 315924110505801 D-17-15 06BAD 1982-06-17 1982-06-17 1
USGS 315957110575201 D-16-13 36AAB 1981-09-30 1981-09-30 1
USGS 315957110595201 D-16-13 34AAB1 1956-12-21 1957-05-14 2
USGS 315958110595201 D-16-13 34AAB2 1960-01-12 1960-01-12 1
USGS 320002110590501 D-16-13 35ABB 1964-01-10 1964-01-10 1
USGS 320006110572001 D-16-14 30CDC 1941-07-14 1941-07-14 1
USGS 320006110572801 D-16-14 30CCD1 1941-07-14 1941-07-14 1
USGS 320006110573601 D-16-14 30CCC 1941-07-14 1941-07-14 1
USGS 320007110522801 D-16-14 25CCD 1976-07-08 1976-07-08 1
USGS 320007110533301 D-16-14 26CCC 1976-07-08 1976-07-08 1
USGS 320011110513601 D-16-14 25DDD 1976-07-08 1976-07-08 1
USGS 320016110553301 D-16-14 28CCB 1967-07-20 1976-08-24 3
USGS 320019111051401 D-16-12 26DBC 1954-09-17 1954-09-17 1
USGS 320035111004501 D-16-13 28ADD 1974-01-29 1974-10-16 9
USGS 320043110522901 D-16-14 25BBB 1964-02-07 1976-07-08 6
USGS 320053110513501 D-16-14 25AAA 1976-07-08 1976-07-08 1
USGS 320059110582801 D-16-14 19CCD 1941-07-14 1941-07-14 1
USGS 320100110551501 D-16-14 21DDC 1975-12-30 1975-12-30 1
USGS 320100110571501 D-16-14 19CDD 1941-07-14 1941-07-14 1
USGS 320101110550201 D-16-14 21DCD 1966-09-27 1981-08-13 2
USGS 320106110553401 D-16-14 21CCB 1967-04-03 1975-12-30 4
USGS 320124110550601 D-16-14 21DBB 1975-12-30 1975-12-30 1
USGS 320135110560701 D-16-14 20ACB 1959-08-10 1975-12-30 2
USGS 320136110554001 D-16-14 20ADA 1959-08-10 1976-04-08 2
USGS 320143110563601 D-16-14 20BBB 1959-08-10 1975-12-30 2
USGS 320203110554001 D-16-14 17DAD 1954-10-10 1954-10-10 1
USGS 320218110563701 D-16-14 17BCC 1959-08-10 1978-02-19 4
USGS 320238110465201 D-16-15 14ACB 1966-05-03 2008-06-13 22
USGS 320238110564801 D-16-14 18DBD 1998-04-30 1998-04-30 1
USGS 320251110570401 D-16-14 07DCB1 1975-12-30 1975-12-30 1
USGS 320252110504801 D-16-15 18ABD 1982-06-17 1982-06-17 1
USGS 320257110482601 D-16-15 10CCC 1966-04-27 1966-04-29 13
USGS 320320110524601 D-16-14 11BDB 1998-08-13 1998-08-13 1
USGS 320322110532901 D-16-14 11BCA 1998-05-26 1998-05-26 2
USGS 320325110572001 D-16-14 07BAD2 1959-08-10 1975-12-30 2
USGS 320340110572401 D-16-14 06CDC2 1998-05-11 1998-05-11 2
USGS 320345110492601 D-16-15 09BBB 1967-08-10 1967-12-06 3
USGS 320402110502802 D-16-15 05CBC PZ2 1966-12-12 1966-12-12 1
USGS 320402110502803 D-16-15 05CBC PZ3 1966-12-12 1966-12-12 1
USGS 320402110573701 D-16-14S06CBA 1975-12-10 1975-12-10 1
USGS 320402110592201 D-16-13S02BDC 1978-05-03 1978-05-03 2
USGS 320408110573401 D-16-14S06BCB 1975-12-10 1975-12-10 1
USGS 320413110593001 D-16-13S02BBA2 1978-05-03 1978-05-03 2
USGS 320428110570501 D-16-14N06DCC 1975-12-10 1975-12-10 1
USGS 320430110550801 D-16-14N04CDD 1964-01-02 1976-12-01 3
USGS 320448110593601 D-15-13 35CBC 1974-11-27 1978-05-03 4
USGS 320455110573401 D-15-14 31CBB 1959-08-10 1975-12-30 2
USGS 320510110573401 D-15-14 31BCB 1975-12-10 1975-12-10 1
USGS 320516110542301 D-15-14 34BBC 1982-06-17 1982-06-17 1
USGS 320520110573501 D-15-14 31BBB 1961-01-10 1981-08-14 2
USGS 320529110594501 D-15-13 27DDD2 1978-05-03 1978-05-03 2
USGS 320533110454901 D-15-15 25DBC2 1941-03-29 1941-03-29 1
USGS 320539110474501 D-15-15 27DBD 1941-03-27 1941-03-27 1
USGS 320552110513101 D-15-14 25ADD 1966-06-17 1966-06-20 2
USGS 320554110593801 D-15-13 26BCC 1978-05-03 1978-05-03 3
USGS 320602110593801 D-15-13 26BCB 1934-06-19 1934-06-19 1
USGS 320605110585101 D-15-13 26AAC 1940-09-08 1940-09-08 1
USGS 320605110595201 D-15-13 27AAC 1978-05-03 1978-05-03 3
USGS 320610111002401 D-15-13 27BAB 1978-05-03 1978-05-04 3
USGS 320612110520301 D-15-14 25BAA 1962-01-01 1962-01-01 1
USGS 320613111000601 D-15-13 27ABB2 1978-05-03 1978-05-03 2
USGS 320620110572901 D-15-14 19CCC 1954-10-10 1975-11-25 2
USGS 320631111011701 D-15-13 21CAD 1982-06-17 1982-06-17 1
USGS 320641110592801 D-15-13 23CBA 1956-05-23 1956-05-23 1
USGS 320644110595101 D-15-13 22ADC1 1939-09-08 1939-09-08 1
USGS 320659110584201 D-15-13 23AAD2 1978-05-03 1978-05-03 3
USGS 320704110573801 D-15-14 19BBB 2013-02-08 2022-07-07 10
AZ014 320708110573601 D-15-14 19BBB1 2007-08-08 2022-02-09 17
USGS 320710110580901 D-15-13 13CDD1 2015-01-28 2022-03-28 8
USGS 320711110533201 D-15-14 15DDD 1941-04-08 1941-04-08 1
USGS 320713110583101 D-15-13 13CCC1 2006-09-18 2014-02-26 9
USGS 320715110572001 D-15-14 18CCD1 2014-02-12 2022-01-13 9
USGS 320715110573101 D-15-14 18CCC1 [D-1] 2016-01-25 2022-01-13 7
USGS 320718110561001 D-15-14 17CDA 1967-12-05 1967-12-05 2
USGS 320718110573801 D-15-13 13CCA 2013-02-08 2022-07-07 11
USGS 320719110575101 D-15-13 13DCA1 [D-6] 2016-01-25 2022-01-13 7
USGS 320722110573601 D-15-14 13DDA1 [D-5] 2016-01-25 2022-07-07 8
USGS 320723110574401 D-15-13 13DAC3 [D-8] 2016-01-25 2022-01-13 7
USGS 320723110574801 D-15-13 13DAC2 [D-7] 2016-01-25 2022-01-13 7
AZ014 320723110581701 D-15-13 13CAC1 2006-08-17 2022-02-07 14
USGS 320723110585901 D-15-13 14DBD1 2015-01-28 2022-03-28 8
USGS 320726110573401 D-15-14 18CBC5 [D-9] 2016-01-25 2022-01-13 7
USGS 320728110522601 D-15-14 13CBC 1965-12-10 1979-08-17 4
USGS 320728110572301 D-15-14 18CBD 1965-11-19 1965-11-19 1
AZ014 320728110580101 D-15-13 13DBD2 2006-08-23 2022-02-16 16
USGS 320729110572901 D-15-14 18CBC4 [D-4] 2016-01-25 2022-01-13 7
USGS 320732110492200 D-15-15 16CBB 1966-12-23 1966-12-23 3
USGS 320732110582601 D-15-13 13CBA1 1975-12-10 2014-02-26 10
AZ014 320737110581001 D-15-13 13BDD1 2006-08-23 2021-02-16 15
AZ014 320746110581101 D-15-13 13BDA2 2006-08-22 2022-02-08 15
AZ014 320746110581201 D-15-13 13BDA3 2007-08-09 2022-02-08 16
USGS 320749110585401 D-15-13 14ABD1 2015-01-28 2022-03-28 8
AZ014 320750110574601 D-15-13 13AAC1 2006-08-17 2022-02-16 12
USGS 320752110580301 D-15-13 13ABC2 1966-01-14 1975-12-10 3
AZ014 320755110583201 D-15-13 13BBC1 2006-09-11 2015-02-11 11
USGS 320759110573401 D-15-14 18BBB 1975-10-23 1977-03-30 3
USGS 320800110521901 D-15-15 13BBA 1975-06-02 1976-04-15 2
AZ014 320800110580201 D-15-13 13ABB2 2015-02-10 2022-02-08 6
AZ014 320801110580201 D-15-13 13ABB1 2006-08-15 2022-02-08 17
AZ014 320803110572401 D-15-14 07CCD2 2006-08-15 2022-02-08 16
AZ014 320803110581701 D-15-13 12CDC1 2006-08-15 2019-02-25 14
USGS 320803111002301 D-15-13 10CDC 1941-05-15 1941-05-15 1
USGS 320804110553801 D-15-14 08DDD 1980-03-21 1980-03-21 1
USGS 320810110585001 D-15-13 11DDB2 2006-09-18 2014-02-26 10
USGS 320815110585201 D-15-13 11DDB1 2006-09-18 2014-02-26 10
USGS 320816110570901 D-15-14 07CAD1 [WPB-04] 2021-08-18 2021-08-18 1
AZ014 320819110583601 D-15-13 12CBB1 2006-08-14 2022-02-07 16
AZ014 320821110580701 D-15-13 12DBC1 2006-08-14 2022-02-16 18
USGS 320826110574801 D-15-13 12DBA2 2007-08-15 2014-02-26 8
AZ014 320828110575201 D-15-13 12DBA1 2007-08-15 2014-02-26 8
USGS 320830110572901 D-15-14 07BCD1 [WPB-06] 2021-08-18 2021-08-18 1
AZ014 320833110582701 D-15-13 12BCD1 2006-08-15 2021-02-16 16
AZ014 320834110580401 D-15-13 12ACC2 2006-08-14 2021-02-10 15
AZ014 320834110583301 D-15-13 12BCC1 2006-08-09 2020-05-12 16
AZ014 320835110580501 D-15-13 12ACC1 2006-08-14 2021-02-10 5
USGS 320835110584501 D-15-13 11ADB2 2015-01-28 2022-03-28 8
USGS 320836110572201 D-15-14 07BDB1 [WPB-15] 2021-08-18 2021-08-18 1
AZ014 320837110584401 D-15-13 11ADA1 2006-09-18 2014-02-26 10
USGS 320837110585001 D-15-13 11ADB1 1976-07-22 2009-07-28 6
AZ014 320840110582701 D-15-13 12BCA1 2006-08-09 2021-05-04 15
AZ014 320842110581901 D-15-13 12BAC1 2008-08-25 2021-05-04 12
USGS 320842110595801 D-15-13 10ABD 1982-06-17 1982-06-17 1
AZ014 320843110581301 D-15-13 12BAD1 2008-08-25 2021-05-04 12
AZ014 320844110580801 D-15-13 12BAD2 2008-02-19 2021-05-04 13
USGS 320845110573801 D-15-13 12AAD1 [WPB-11] 2021-08-18 2021-08-18 1
AZ014 320845110583801 D-15-13 11AAD2 2006-08-14 2022-02-09 11
AZ014 320846110583801 D-15-13 11AAD1 2006-08-14 2014-02-25 9
USGS 320849110575001 D-15-13 12AAB1 [WPB-19] 2021-08-18 2021-08-18 1
USGS 320851110582301 D-15-13 12BAB2 2009-08-04 2022-05-19 4
USGS 320855111000801 D-15-13 03DCC 1941-06-19 1941-06-19 1
USGS 320857110502801 D-15-15 06DCA 1958-12-08 1958-12-08 1
USGS 320858110523801 D-15-14 02DDC 1998-06-15 1998-06-15 2
AZ014 320858110580201 D-15-13 01DCC2 2006-08-17 2022-05-16 19
AZ014 320902110583801 D-15-13 01CCC1 2006-08-23 2022-02-09 18
USGS 320904110584001 D-15-13 02DDA 1976-07-22 1976-07-22 1
AZ014 320907110582801 D-15-13 01CCC2 2006-08-17 2022-02-07 17
USGS 320909110531001 D-15-14 02CAC1 1960-01-08 1960-01-13 2
AZ014 320909110582101 D-15-13 01CAC1 2006-08-22 2022-05-19 16
AZ014 320911110580601 D-15-13 01DBC1 2007-08-06 2022-02-15 16
AZ014 320914110585201 D-15-13 02DBD1 2006-08-22 2022-02-22 17
USGS 320916110585001 D-15-13 02DAB 1976-07-27 1976-07-27 1
USGS 320918110530201 D-15-14 02CAA 1998-04-30 1998-04-30 1
USGS 320919110581901 D-15-13 01CAB 1939-09-16 1946-03-06 2
USGS 320921110592001 D-15-13 02CAA1 1976-04-08 2015-02-09 10
USGS 320922110514401 D-15-14 01DBA 1971-09-28 1971-09-28 1
AZ014 320927110590001 D-15-13 02ACA2 2006-08-22 2021-02-11 16
AZ014 320927110591001 D-15-13 02BDA2 2006-08-08 2015-02-09 10
USGS 320931110592001 D-15-13 02BDA 1966-06-10 1975-10-23 2
USGS 320932110583401 D-15-13 01BCB1 1976-07-22 1976-07-22 1
AZ014 320933110583001 D-15-13 01BCB3 2016-02-16 2022-02-17 6
AZ014 320933110583201 D-15-13 01BCB2 2006-08-23 2022-05-16 17
USGS 320933110590301 D-15-13 02ACB 1976-03-25 1976-03-25 1
AZ014 320934110584701 D-15-13 02ADB1 2006-08-23 2022-02-09 17
USGS 320937110500801 D-15-15 05BBB 1991-09-12 1992-12-09 7
USGS 320940110495801 D-15-15 05BAA 1975-06-02 1975-06-02 1
USGS 320940110502501 D-14-15 31DDD 1991-09-12 1993-03-09 8
AZ014 320940110582501 D-15-13 01BBD1 2006-08-23 2022-02-15 16
USGS 320941110511301 D-15-15 06BBA 1958-12-08 1958-12-08 1
USGS 320941110512201 D-15-15 06BBB 1958-12-08 1958-12-08 1
USGS 320941110584201 D-15-13-02 AAA3 [R-127 A] 2022-05-10 2022-05-10 1
USGS 320942110515301 D-15-14 01ABB 1971-10-15 1971-10-15 1
USGS 320942110592401 D-15-13 02BBD 1959-08-10 1959-08-10 1
USGS 320943110585801 D-15-13 02ABA1 2015-02-19 2022-02-22 8
AZ014 320944110583901 D-15-13 02AAA1 2007-08-08 2022-02-17 17
AZ014 320944110584001 D-15-13 02AAA2 [WR-088S] 2020-05-19 2022-02-17 2
AZ014 320946110591701 D-15-13 02BAB1 2007-08-28 2022-02-15 16
USGS 320947110583201 D-14-13 36CCC 1975-11-12 1975-11-12 1
USGS 320947110591801 D-14-13 35CDC1 1952-04-29 1952-04-29 1
USGS 320950110592801 D-14-13 35CCD 1976-03-25 1976-03-25 1
USGS 320951110595001 D-14-13 34DDC 1941-05-27 1941-05-27 1
AZ014 320953110583501 D-14-13 36CCB1 2008-08-25 2011-02-07 3
AZ014 320954110584201 D-14-13 35DDA1 2008-08-25 2015-02-09 7
USGS 320956110583801 D-14-13 36 CCB1 [R-009B] 2020-05-12 2021-05-04 2
AZ014 320956110584901 D-14-13 35DDB2 2008-08-25 2022-06-08 6
AZ014 320956110590101 D-14-13 35DCB3 2007-08-13 2022-02-15 17
USGS 320957110561701 D-14-14 32CDB 1982-06-14 1982-06-14 1
AZ014 320957110585101 D-14-13 35DDB1 2008-08-25 2022-05-10 10
USGS 320957110591801 D-14-13 35CDB 1959-08-10 1959-08-10 1
AZ014 320958110583301 D-14-13 36CCB2 2007-08-13 2021-02-16 16
USGS 320958110590201 D-14-13 35DCB1 1959-08-10 2011-02-08 4
USGS 320958110590601 D-14-13 35DDC 1976-03-25 1976-03-25 1
USGS 321000110584501 D-14-13 35DDA2 [R-008B] 2020-05-12 2022-05-03 3
USGS 321000110584901 D-14-13 35DAD1 1976-08-12 2008-08-25 2
AZ014 321000110585601 D-14-13 35DBD1 2007-08-13 2022-02-07 17
USGS 321003110592101 D-14-13 35CAC1 1959-08-10 2008-08-26 3
USGS 321005110581702 D-14-13 36CAC 1975-07-01 1975-07-01 1
USGS 321008110533500 D-14-14 34DAB 1991-09-05 1993-03-09 7
USGS 321008110590801 D-14-13 35CAA 1959-08-10 1959-08-10 1
USGS 321008110591601 D-14-13 25CAA 1975-11-12 1975-11-12 1
USGS 321008110592001 D-14-13 35CAB 1959-06-10 1959-06-10 1
USGS 321011110530006 D-14-14 35ACB6 1992-05-20 1992-05-20 1
USGS 321011110533000 D-14-14 34DAA 1991-09-05 1993-03-09 7
USGS 321012110530005 D-14-14 35ACB5 1992-05-20 1992-05-20 3
USGS 321013110530001 D-14-14 35ACB1 1992-05-22 1992-05-22 1
USGS 321013110530007 D-14-14 35ACB7 1992-05-20 1992-05-20 1
USGS 321014110530009 D-14-14 35ACB9 1992-05-26 1992-05-26 1
USGS 321014110530104 D-14-14 35ACB4 1992-05-26 1992-05-26 1
USGS 321014110530108 D-14-14 35ACB8 1992-05-27 1992-05-27 1
USGS 321015110530102 D-14-14 35ACB2 1992-05-26 1992-05-26 1
USGS 321015110530103 D-14-14 35ACB3 1992-05-21 1992-05-21 1
USGS 321017110591901 D-14-13 35BDC 1941-05-24 1941-05-24 1
USGS 321017110595001 D-14-13 34ADC 1941-05-24 1941-05-24 1
USGS 321020110523601 D-14-14 35ADA 1949-02-16 1958-12-08 8
USGS 321025110584801 D-14-13 35ADA 1975-07-01 1975-07-01 1
USGS 321026110581001 D-14-13 36BAD 1975-07-01 1975-07-01 1
USGS 321027110525309 D-14-14 35ABC 1992-05-27 1992-05-27 1
USGS 321030110584901 D-14-13 35AAC 1966-10-21 1966-11-01 2
USGS 321033110523601 D-14-14 35AAA 1958-12-08 1958-12-08 1
USGS 321033110592101 D-14-13 35BAB 1966-04-15 1975-11-12 3
USGS 321036110502401 D-14-15 32BBB 1959-09-10 1975-06-02 2
USGS 321043110595001 D-14-13 27DDC 1941-05-13 1941-05-13 1
USGS 321057110574301 D-14-13 25DAA2 1950-11-14 1959-03-26 2
USGS 321058110563301 D-14-14 29CBC [B-076 A] 1975-05-29 1980-05-29 3
USGS 321058110574401 D-14-13 25DAA1 1950-11-14 1959-03-26 2
USGS 321102110521801 D-14-14 25CBA 1958-12-08 1958-12-08 1
USGS 321103110544401 D-14-14 28DAB 1961-03-10 1975-07-01 3
USGS 321106110591401 D-14-13 26ACC 1975-10-23 1975-10-23 1
USGS 321107110590801 D-14-13 26DBB 1959-08-10 1959-08-10 1
USGS 321108110510802 D-14-15 30BDC 1967-07-10 1967-07-11 2
USGS 321108110590901 D-14-13 26ACA 1967-05-17 1967-05-17 1
USGS 321110110594201 D-14-13 27ADD2 1941-10-07 1941-10-07 1
USGS 321110110594901 D-14-13 27ADC1 1941-10-07 1941-10-07 1
USGS 321111110560001 D-14-14 29ACB 1975-05-29 1975-05-29 1
USGS 321122110572501 D-14-14 30BBD 1975-03-10 1977-02-02 2
USGS 321129110553701 D-14-14 29AAA 1966-09-12 1977-03-03 3
USGS 321129110593401 D-14-13 26BBC3 1941-10-07 1941-10-07 1
USGS 321134110515901 D-14-14 24CDD 1953-12-10 1966-09-13 2
USGS 321135110513001 D-14-14 24DDD 1962-01-10 1976-06-23 3
USGS 321142110594901 D-14-13 22DDB 1941-10-07 1941-10-07 1
USGS 321146110543501 D-14-14 21CAA 1966-09-12 1975-05-28 2
USGS 321146110543601 D-14-14 21DDA 1959-08-10 1959-08-10 1
USGS 321147110595001 D-14-13 22DAC 1941-05-13 1941-05-13 1
USGS 321149110535801 D-14-14 22DBC 1959-09-10 1993-03-26 6
USGS 321150110541301 D-14-14 22CAC 1958-08-10 1966-09-12 2
USGS 321154110542201 D-14-14 22CBA2 1975-05-28 1977-03-03 2
USGS 321156110520301 D-14-14 24CAA1 1966-09-13 1977-03-03 3
USGS 321156110563301 D-14-14 20CBB 1959-08-10 1977-04-08 3
USGS 321157110574002 D-14-13 24DAA 1979-08-02 1979-08-02 1
USGS 321202110541201 D-14-14 22BDC 1958-08-10 1958-08-10 1
USGS 321202110553001 D-14-14 21BCC 1975-05-28 1975-05-28 1
USGS 321204110590401 D-14-13 23ACA 1998-06-01 1998-06-01 2
USGS 321207110555401 D-14-14 20ACA 1966-09-03 1975-07-01 2
USGS 321207110591201 D-14-13 23BAD 1976-03-25 1981-01-08 2
USGS 321207110594401 D-14-13 22ADA 1975-05-16 1977-03-24 2
USGS 321209110521301 D-14-14 24BDB 1959-09-10 1959-09-10 1
USGS 321209110534101 D-14-14 22ADB2 1975-07-01 1975-07-01 1
USGS 321209110585401 D-14-13 23ABD 1976-03-25 1976-05-26 2
USGS 321214110514601 D-14-14 24ABD 1956-10-10 1966-09-13 3
USGS 321214110514602 D-14-14 24ABDD 1966-09-13 1966-09-13 1
USGS 321221110522201 D-14-14 23AAB 1959-09-10 1976-07-08 3
USGS 321221110561501 D-14-14 20BAB 1975-07-01 1975-07-01 1
USGS 321223110515801 D-14-14 24BAA 1956-09-10 1976-04-29 3
USGS 321227110574801 D-14-13 13CBC 1959-02-10 1976-04-08 4
USGS 321230110553201 D-14-14 16CCC1 1967-11-21 1967-11-21 4
USGS 321232110541301 D-14-14 15CDB 1976-09-08 1976-09-08 1
USGS 321233110541201 D-14-14 15CDB1 1959-09-10 1959-09-10 1
USGS 321235110555001 D-14-14 17DDB 1975-05-28 1977-02-04 2
USGS 321239110560701 D-14-14 17CAD 1966-09-03 1977-02-04 3
USGS 321246110553101 D-14-14 16CBB1 1959-08-10 1959-08-10 1
USGS 321247110553001 D-14-14 16CBB2 1969-07-15 1979-06-15 3
USGS 321247110592001 D-14-13 14CAB 1940-03-15 1940-03-15 1
USGS 321248110530401 D-14-14 14CAA 1966-09-12 1966-09-12 1
USGS 321248110553301 D-14-14 16CBB 1975-05-28 1977-02-04 2
USGS 321252110555001 D-14-14 17ACC1 1959-08-10 1966-09-03 2
USGS 321252110555002 D-14-14 17ACCC 1966-09-03 1966-09-03 1
USGS 321252110560501 D-14-14 17ACC 1976-05-20 1976-05-20 1
USGS 321253110525701 D-14-14 14ACC1 1959-09-10 1959-09-10 1
USGS 321255110525901 D-14-14 14ACC 1976-08-26 1977-03-03 2
USGS 321255110541801 D-14-14 15BCD1 1959-08-10 1959-08-10 1
USGS 321259110571801 D-14-14 18BDB 1958-04-10 1958-04-10 1
USGS 321301110564701 D-14-14 18ADB1 1959-08-10 1976-05-20 3
USGS 321307110543901 D-14-14 16ADD 1975-05-28 1976-07-21 2
USGS 321308110543601 D-14-14 16AAD 1966-09-03 1966-09-03 1
USGS 321313110550701 D-14-14 16BAA 1959-08-10 1959-08-10 1
USGS 321329110563701 D-14-14 07DDA1 1959-08-10 1966-09-12 2
USGS 321341110563801 D-14-14 07DAA 1966-09-08 1966-09-08 1
USGS 321346110553201 D-14-14 09BCC 1955-12-10 1976-12-09 2
USGS 321406110563901 D-14-14 07AAA 1959-08-10 1966-09-03 2
USGS 321407110584101 D-14-13 11AAA 1941-10-07 1941-10-07 1
USGS 321432110574901 D-14-13 01DAB1 1959-08-10 1975-10-22 2
USGS 321505111002601 D-13-13 34CDC 1976-06-10 1976-06-10 1
USGS 321537110585001 D-13-13 35ADB 1965-03-10 1975-08-20 3
USGS 321557111001301 D-13-13 27CDD2 1963-03-19 1963-03-19 2
USGS 321619111004702 D-13-13 28ADD 1966-04-10 1966-04-10 1
USGS 321650111031801 D-13-13 19CDC 1966-08-10 1976-06-10 2
USGS 321658111082001 D-13-12 20DCB1 2003-03-13 2003-08-06 3
USGS 321726111024501 D-13-13 19ADA 1975-02-25 1975-02-25 1
USGS 321735111023501 D-13-13 20BDB 1975-05-22 1975-05-22 1
USGS 321745111012801 D-13-13 16CCD 1960-12-10 1982-03-26 3
USGS 321751111032401 D-13-13 18CDB 1966-06-10 1966-06-12 2
USGS 321755111014601 D-13-13 17DAD 1941-05-08 1941-05-08 1
USGS 321756111033801 D-13-13 18CBD 1998-06-04 1998-06-04 2
USGS 321815111030401 D-13-13 18ACB 1998-04-02 1998-04-02 2
USGS 321836111064800 BARREL SPRINGS STOCK TANK 2003-03-05 2003-08-19 3
USGS 321840111055001 D-13-12 10DDA1 2016-02-09 2016-02-09 2
USGS 321853111041701 D-13-12 12CAA 1975-05-19 1975-05-19 1
USGS 321914111063401 D-13-12 10BAC3 2016-08-16 2016-08-16 1
USGS 321917111042201 D-13-12 12BA 1941-06-05 1941-06-05 1
USGS 321917111062702 D-13-12 10BAC2 2016-01-11 2016-01-11 2
USGS 321917111065101 D-13-12 09AAA1 2016-01-11 2016-01-11 2
USGS 321920111021601 D-13-13 08BAA 1975-08-20 1975-08-20 1
USGS 321927111024701 D-13-13 06DDD 1975-10-08 1980-03-14 3
USGS 321929111070601 D-13-12 04DCD 2016-02-08 2016-02-08 2
USGS 321932111063601 D-13-12 03CCA1 2016-01-21 2016-01-21 2
USGS 321947111060901 D-13-12 03DBA1 2016-01-29 2016-01-29 2
USGS 321954111041701 D-13-12 01BDD1 1965-12-07 1965-12-07 1
USGS 321955111064401 D-13-12 03BCC1 2016-02-29 2016-02-29 2
USGS 322009111040801 D-13-12 01ABA 1981-12-16 1981-12-16 1
USGS 322012111024101 D-13-13 05BBB 1965-12-07 1965-12-07 1
USGS 322015111053701 D-13-12 02BBA 1976-06-10 1976-06-10 1
USGS 322022111030201 D-12-13 31DCD1 1975-04-04 1977-02-03 4
USGS 322023111034001 D-12-13 31CCC 1975-04-04 1977-02-03 4
USGS 322025111033101 D-12-13 31CCD 2013-07-15 2013-07-15 3
USGS 322042111034501 D-12-12 36ADD 1965-12-07 1965-12-07 1
USGS 322106111042701 D-12-12 36BAB1 1965-12-07 1965-12-07 1
USGS 322118110592601 D-12-13 26CDB 1976-02-25 1976-02-25 1
USGS 322123110592301 D-12-13 26CAC 1947-10-02 1947-10-02 1
USGS 322128111025601 D-12-13 30DAC 1975-10-18 1975-10-18 1
USGS 322129111050501 D-12-12 26DBA 1965-12-16 1965-12-16 1
USGS 322134111043201 D-12-12 25BCC 1966-09-10 1966-09-10 1
USGS 322142111053701 D-12-12 26BCA 1982-02-08 1982-02-08 1
USGS 322143110583201 D-12-13 25BCD 1976-02-25 1976-02-25 1
USGS 322202111071701 D-12-12 21DCC 1965-12-20 1965-12-20 1
USGS 322217111015001 D-12-13 20DAD 1976-09-08 1976-09-08 1
USGS 322221110582601 D-12-13 24DAC 1976-05-27 1976-05-27 1
USGS 322232110582801 D-12-13 24DBB2 1976-02-26 1976-02-26 1
USGS 322232111064900 SANTA CRUZ RIVER AT TWIN PEAKS RD NR TUCSON, AZ 2022-03-09 2022-03-09 1
USGS 322247110575401 D-12-13 24AAB 1982-06-16 1982-06-16 1
USGS 322248111003701 D-12-13 22BBB 1982-06-14 1986-07-22 3
USGS 322248111073201 D-12-12 21BAB1 1965-12-16 1965-12-16 1
USGS 322249110585201 D-12-13 23AAB 1967-11-10 1967-11-11 2
USGS 322249111064701 D-12-12 22BBB 1982-06-18 1982-06-18 1
USGS 322252111065001 D-12-12 16DDD 1985-07-10 2007-05-14 16
USGS 322320110582801 D-12-13 13BCD 1955-01-10 1955-01-10 1
USGS 322329111072501 D-12-12 16BAD 1930-06-14 1930-06-14 1
USGS 322331111044801 D-12-12 14AAD 1998-08-11 1998-08-11 1
USGS 322331111045001 D-12-12 14ADA 1982-06-14 1982-06-14 1
USGS 322339111072501 D-12-12 16BAA 1952-08-13 1955-09-08 4
USGS 322342111014501 D-12-13 17AAA 1976-05-27 1979-12-10 2
USGS 322343110575201 D-12-13 13ABD2 1976-05-27 1977-05-27 2
USGS 322349111024701 D-12-13 07DDD 1976-06-10 1976-06-10 1
USGS 322404110581201 D-12-13 12CAA 1975-02-20 1977-02-03 2
USGS 322408110583601 D-12-13 12CBC 1975-02-20 1975-02-20 1
USGS 322422111035901 D-12-12 12ACA 1998-08-11 1998-08-11 1
USGS 322447111042101 D-12-12 01CDA 1998-05-28 1998-05-28 2
USGS 322458110590001 D-12-13 02DBD 1982-06-14 1982-06-14 1
USGS 322526110562301 D-11-14 32CCD 1982-06-15 1982-06-15 1
USGS 322528110563301 D-11-14 32CCC1 1988-04-06 2001-04-16 14
AZ014 322530110563101 D-11-14 32CCC2 2002-05-06 2002-05-06 1
USGS 322550110593901 D-11-13 35CBB 1998-08-12 1998-08-12 1
USGS 322553110595001 D-11-13 34ADD 1998-05-28 1998-05-28 2
USGS 322701110545601 D-11-14 28ABD2 1982-06-16 1982-06-16 1
USGS 322736111004201 D-11-13 22CBB 1982-06-14 1982-06-14 1
USGS 322801110552701 D-11-14 21BBA 1982-06-16 1982-06-16 1
USGS 322810110550801 D-11-14 16CDA 1966-08-06 1966-08-06 1
USGS 322918110534901 D-11-14 10DAB2 1998-04-29 1998-04-29 2
USGS 322935110533401 D-11-14 10AAD 1982-06-15 1982-06-15 1
USGS 323038110524201 D-11-14 02AAB2 1998-08-27 1998-08-27 1
USGS 323048110552701 D-11-14 04CCA 1979-03-15 1979-03-15 2
  group icon Pinal County, Arizona
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 323043110520901 D-10-14 35DCC 1982-06-15 1982-06-15 1
USGS 323048110550401 D-11-14 04ABC 1979-03-15 1979-03-15 1
USGS 323058110551901 D-11-14 04BBD 1979-03-15 1979-03-15 1
USGS 323200110575001 D-10-13 25BCC 1982-06-16 1982-06-16 1
USGS 323303110560801 D-10-14 19ACA 1952-10-23 1952-10-23 1
USGS 323345110505400 CANADA DEL ORO 1.0 MI AB GOLDER DAM AZ 1978-03-08 1978-03-08 1
USGS 323408110551801 D-10-14 17BAA 1973-04-26 1973-04-26 1
USGS 323418110565401 D-10-13 12DDA 1982-06-15 1982-06-15 1
USGS 323512110562001 D-10-14 06DCA 1998-05-12 1998-05-12 2
  group icon Santa Cruz County, Arizona
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 09480000 SANTA CRUZ RIVER NEAR LOCHIEL, AZ 1977-10-10 2009-12-04 5
USGS 09480500 SANTA CRUZ RIVER NEAR NOGALES, AZ. 1967-12-27 2011-02-23 39
USGS 09481000 NOGALES WASH AT NOGALES, AZ 2008-02-26 2016-03-01 13
USGS 09481710 SANTA CRUZ RIVER AT RIO RICO, ARIZ. 1976-01-30 2016-03-01 98
USGS 09481740 SANTA CRUZ RIVER AT TUBAC, AZ. 1995-10-11 2016-12-09 377
USGS 312000110355200 SANTA CRUZ RIVER AT EASTERN INTERNATIONAL BORDER 2010-06-18 2010-06-18 1
USGS 312026110373801 D-24-17 16CCC 1971-06-02 1971-06-02 1
USGS 312036110510201 D-24-15 18BDA1 UNSURV 1948-06-10 1948-06-10 1
USGS 312050110504501 D-24-15 18AB 1 UNSURV 1941-07-16 1963-09-12 9
USGS 312128110350201 D-24-17 11DBA 1971-06-02 1971-06-02 1
USGS 312223110554201 D-24-14 05ADB2 1985-07-11 2002-05-09 17
USGS 312238110410801 D-24-16 02ACA 1971-06-02 1971-06-02 1
USGS 312247110503101 D-23-15 31DDA2 1998-03-09 1998-03-09 1
USGS 312247110564801 D-23-14 31DDD 1941-08-26 1941-08-26 1
USGS 312258110332001 D-24-18 06BAB UNSURV 1941-10-18 1941-10-18 1
USGS 312301110512301 D-23-15 31CBB 1998-07-07 1998-07-07 2
USGS 312305110414701 D-23-17 33DA 1941-10-17 1941-10-17 1
USGS 312314110565601 NOGALES WASH NEAR THE NIWTP 1997-11-03 1997-11-14 2
USGS 312318111052101 D-23-12 35BBD 1941-10-10 1985-07-11 4
USGS 312325111033701 D-23-13 31BBC 1998-03-10 1998-03-10 1
USGS 312350110531701 D-23-14 26CBD 1998-07-06 1998-07-06 2
USGS 312412110532801 D-23-14 27AAD2 1998-03-11 1998-03-11 1
USGS 312422110570801 D-23-14 30BAA 1998-07-09 1998-07-09 2
USGS 312423110574901 D-23-13 24DDC 2013-08-06 2013-08-06 3
USGS 312450110542801 D-23-14 22BCC 1946-06-25 1946-06-25 1
USGS 312512110571701 D-23-14 19BBA 1998-03-11 1998-03-11 1
USGS 312525110574001 D-23-13 13DDA 1940-10-26 1940-10-26 1
USGS 312538110351601 D-23-17 14CDD 1971-06-02 2007-05-15 16
USGS 312551110573901 NOGALES WASH AT RUBY ROAD 2008-02-26 2017-05-19 282
AZ014 312628110351701 D-23-17 11CDD 2008-06-12 2008-06-12 1
USGS 312640110575101 NOGALES IWTP INFLUENT 2016-03-01 2016-03-01 1
USGS 312645110574701 D-23-13 12ADB 1979-05-30 1983-01-11 3
USGS 312650110575201 D-23-13 12ABA 1979-05-30 1983-01-11 3
USGS 312654110573201 SANTA CRUZ RIVER ABV NOGALES WASH 2016-08-03 2016-08-03 3
USGS 312655110575501 D-23-13 12ABB 1979-06-27 1979-06-27 1
USGS 312658110574001 D-23-13 12AAA 1979-05-30 1983-01-11 3
USGS 312702110575201 D-23-13 01DCD 1979-05-30 1983-01-11 3
USGS 312710110574201 SANTA CRUZ RIVER BLW CONFLUENCE OF NOGALES WASH 2015-04-03 2016-12-08 13
USGS 312710110575501 D-23-13 01DCB 1979-05-30 1983-01-11 4
USGS 312722110353601 D-23-17 02CCC 1971-06-02 1971-06-02 1
USGS 312724110580501 NOGALES IWWTP AT OUTFALL 2009-12-01 2016-12-09 31
USGS 312730110580201 D-23-13 01ACC 1979-06-27 1983-01-11 2
USGS 312730110581301 NOGALES IWWTP DOWNSTREAM OF OUTFALL 2015-01-21 2016-12-09 11
USGS 312731110573901 SANTA CRUZ RIVER NEAR NOGALES WWTP 1996-05-09 1996-05-09 1
USGS 312733110581401 SANTA CRUZ RIVER NR NIWTP UPS OF RAILROAD TRESTLE 2015-01-30 2015-07-01 2
USGS 312750110582801 SONOITA CREEK CANYON NR RIO RICO, AZ 2015-09-21 2016-08-09 4
USGS 312809110592801 SANTA CRUZ RIVER NR RIO RICO, ARIZONA 1997-11-03 2017-05-19 24
USGS 312818110594501 D-22-13 34ADD UNSURV 1988-03-08 2002-05-09 14
USGS 312819110434700 TRENCH CAMP WETLANDS NEAR PATAGONIA, AZ 2004-03-31 2004-03-31 1
USGS 312819110434701 D-22-16 32DCD 2004-03-31 2004-03-31 1
USGS 312820110435200 ALUM GULCH AT JANUARY ADIT 2004-06-08 2004-06-08 2
USGS 312843111000201 MISC AGUA FRIA CANYON N RIO RICO, AZ 2015-01-20 2016-09-08 4
USGS 312914110524601 SONOITA CREEK BELOW PATAGONIA DAM 2009-12-06 2010-06-17 11
USGS 312929110594201 D-22-13 27AAB UNSURV 1941-08-27 2007-06-26 4
USGS 312940110341001 D-22-17 25AC 1941-10-18 1941-10-18 1
USGS 312940110341501 D-22-17 25BDA1 1971-06-02 1971-06-02 1
USGS 312942110445901 D-22-16 30ACB2 [ALUM GULCH ABOVE REEF MINE] 2020-10-09 2020-10-09 1
USGS 312943110342001 D-22-17 25BAC 1971-06-02 1971-06-02 1
USGS 312943110445901 D-22-16 30ACB1 [REEF MINE SEEP] 2020-10-09 2020-10-09 1
USGS 312943110450001 D-22-16 30BDA1 [ALUM GULCH BELOW REEF MINE] 2020-10-09 2020-10-09 1
USGS 312943110511301 D-22-15 30BDB 2008-06-12 2008-06-12 1
USGS 312944110445701 D-22-16 30ACB3 [EXPOSED REEF MINE ADIT] 2020-10-09 2020-10-09 1
USGS 313040111004601 MISC PECK CANYON N NOGALES, AZ 2015-07-01 2016-09-08 7
USGS 313050111005001 D-22-13 16DAB 1980-11-26 1980-11-26 1
USGS 313133111011001 D-22-13 09C UNSURV 1998-07-08 1998-07-08 2
USGS 313144111010701 D-22-13 09BDD2 UNSURV 1941-08-25 1941-08-25 1
USGS 313145111010601 D-22-13 09BDD3 UNSURV 1987-08-05 1987-08-05 1
USGS 313148111011101 SANTA CRUZ RIVER AT PALO PARADO BRIDGE 2015-05-16 2016-12-09 28
USGS 313150111005801 D-22-13 09AC UNSURV 1986-07-23 1986-07-23 1
USGS 313152111013801 D-22-13 09BCC UNSURV 1939-10-24 1939-10-24 1
USGS 313210110452401 D-22-16 07BCC2 1949-06-17 1949-06-17 1
USGS 313213111021001 D-22-13 05DC UNSURV 1940-03-21 1940-03-21 1
USGS 313219110433501 D-22-16 08ADB 1952-09-17 1963-09-12 6
USGS 313221110435701 D-22-16 08BAD 1971-06-01 1971-06-01 1
USGS 313223110451101 D-22-16 07BAC 1949-06-17 1949-06-17 1
USGS 313224110451401 D-22-16 07BBD2 1949-06-17 1949-06-17 1
USGS 313225110452501 D-22-16 07BBC1 1949-06-17 1949-06-17 1
USGS 313225110453301 D-22-15 12AAD2 1949-06-17 1949-06-17 1
USGS 313231110453101 D-22-15 12AAA 1949-06-17 1949-06-17 1
USGS 313235111014001 UNKNOWN STREAM NEAR TUMACACORI, AZ 1980-11-28 1980-11-28 1
USGS 313236110445701 D-22-16 06DCC1 1949-06-17 1949-06-17 1
USGS 313247110440701 D-22-16 05CDB2 1949-06-17 1949-06-17 1
USGS 313249110444001 D-22-16 06DDB 1971-06-01 1971-06-01 1
USGS 313301111023201 D-22-13 05BBB UNSURV 1941-08-26 1941-08-26 1
USGS 313302110445801 D-22-16 06BDD 1971-06-01 1971-06-01 1
USGS 313307111020201 JOSEPHINE CANYON NR TUMACACORI, AZ 2015-09-21 2016-08-09 3
USGS 313332110445901 D-21-16 31DCC 1949-06-14 1949-06-14 1
USGS 313343110024701 SANTA CRUZ RIVER AT SANTA GERTRUDIS LANE 1997-11-04 2017-05-19 636
USGS 313404111030701 D-21-13 30CDA 1998-06-18 1998-06-18 2
USGS 313406111330201 D-21-13 30DCA1 2011-02-15 2011-10-06 3
USGS 313412111024001 D-21-13 30DDD1 2002-12-11 2003-11-17 3
USGS 313413111024400 SANTA CRUZ RIVER AT TUMACACORI DOWNSTREAM SITE 2007-07-12 2016-06-23 176
USGS 313418110433201 D-21-16 32AAA 1971-06-01 1971-06-01 1
USGS 313436111025101 SANTA CRUZ RIVER AT ANZA TRAIL CROSSING 2007-06-20 2016-08-03 123
USGS 313452111021001 D-21-13 20CDD 1942-01-01 1942-01-01 1
USGS 313456111032001 D-21-13 19CDB 1998-06-18 1998-06-18 2
USGS 313458111030701 D-21-13 19DCB 1939-10-23 1939-10-23 1
USGS 313542111025801 SANTA CRUZ RIVER AT CLARKS CROSSING 2016-07-21 2016-12-09 6
USGS 313617111024001 D-21-13 18ADA 1941-08-26 1941-08-26 1
USGS 313617111034002 D-21-12 13AAA 1998-05-13 1998-05-13 1
USGS 313718111031401 D-21-13 07ABB 1941-08-27 1941-08-27 1
USGS 313748110424501 D-21-16 09ABA 1971-06-01 1971-06-01 1
USGS 313845111023101 D-20-13 32BCC 1939-10-12 1982-06-21 4
USGS 313854111025701 SANTA CRUZ RIVER AT CHAVEZ SIDING 2008-02-26 2017-03-27 44
USGS 313858111023901 D-20-13 31AAC2 1998-03-10 1998-03-10 1
USGS 313910110422501 D-20-16 33ADD 1941-04-16 1941-04-16 1
USGS 313921111000201 D-18-13 34ABC 1941-08-25 1946-07-11 2
USGS 314008111033501 D-20-13 19CCC 1939-10-16 1939-10-16 1
USGS 314218111033001 D-20-13 07BC 1939-10-11 1939-10-11 1
USGS 314236111024901 D-20-13 07AAB 1939-10-11 1939-10-11 1
USGS 314303111032801 D-20-13 06CBA 1946-07-09 1946-07-09 1
USGS 314313111034101 D-20-12 01ADA 1998-05-27 1998-05-27 1
USGS 314321111070701 D-20-12 04ABC 1952-09-11 1982-06-21 7