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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 -- 112 sites found


Hydrologic unit = 12100304
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 Bexar County, Texas
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 08184490 Cibolo Cyn Irrigation Pond Outflow at San Antonio 2010-01-15 2013-10-31 4
USGS 08185000 Cibolo Ck at Selma, TX 2012-09-17 2013-05-25 3
USGS 08185020 Cibolo Ck at Primitive Trail nr Universal City, TX 2023-10-05 2023-10-05 1
USGS 08185025 Randolph AFB West Drain nr Shertz, TX 2023-10-05 2024-01-22 2
USGS 08185030 Randolph AFB East Drain nr Shertz, TX 2024-01-24 2024-01-24 1
USGS 08185087 Randolph Field ISD Drain at SH 1604, Converse, TX 2024-01-22 2024-01-22 1
USGS 08185095 Martinez Ck at FM 1518 nr Saint Hedwig, TX 2008-02-26 2009-08-11 2
USGS 08185097 Womans Hollow Ck at Lower Seguin Rd nr Shertz, TX 2023-10-05 2024-01-22 3
USGS 08185100 Martinez Ck nr Saint Hedwig, TX 2006-12-27 2011-11-02 6
USGS 292554098195101 AY-68-38-5 (K-25) 1951-01-25 1959-12-10 2
USGS 292812098155101 AY-68-38-301 1956-03-09 1976-03-15 31
USGS 292904098205101 AY-68-38-102 1957-12-18 1976-03-15 7
USGS 292925098204701 AY-68-38-1 (J-62) 1950-04-11 1957-12-17 4
USGS 292933098204901 AY-68-38-107 1984-05-15 1989-03-27 4
USGS 292948098201301 AY-68-38-111 1985-11-07 1985-11-07 1
USGS 292958098191201 AY-68-38-2 (K-20) 1950-04-11 1959-12-04 2
USGS 293007098202601 AY-68-30-703 1959-12-08 1972-07-13 21
USGS 293025098175700 Salitrillo Ck dws of Schaeffer Rd in Converse, TX 2012-04-23 2012-04-23 1
USGS 293044098201401 AY-68-30-7 (F-93) 1959-12-04 1962-09-18 3
USGS 293100098200401 AY-68-30-7 (F-92) 1950-04-12 1950-04-12 1
USGS 293100098225401 AY-68-29-920 1986-08-20 1997-06-12 7
USGS 293102098185201 AY-68-30-801 1956-02-13 1972-07-13 24
USGS 293102098185202 AY-68-30-802 1956-02-13 1984-07-26 7
USGS 293119098211201 AY-68-30-718 2004-12-16 2004-12-16 1
USGS 293137098175101 AY-68-30-803 1963-03-25 1972-10-04 2
USGS 293148098175801 AY-68-30-805 1956-12-06 1972-07-13 21
USGS 293216098174801 AY-68-30-808 1990-07-02 1990-07-02 1
USGS 293219098204601 AY-68-30-7 (F-82) 1946-06-13 1946-06-13 1
USGS 293232098172301 AY-68-30-614 1989-07-12 1989-07-12 1
USGS 293300098183501 AY-68-30-506 1982-08-16 1982-08-16 1
USGS 293304098180001 AY-68-30-511 1984-08-03 1984-08-03 1
USGS 293323098203801 AY-68-30-402 2022-12-07 2022-12-07 1
USGS 293517098184001 AY-68-30-214 2022-12-07 2022-12-07 1
USGS 293525098213701 AY-68-30-109 1997-06-23 1997-06-23 3
USGS 293701098211201 AY-68-30-108 1973-12-06 1975-08-13 3
USGS 293718098211301 AY-68-30-102 1971-04-29 1978-08-04 6
USGS 293855098234801 AY-68-21-903 (TPC-Cibolo Canyon) 2009-03-20 2013-01-11 10
USGS 294021098234101 AY-68-21-607 (Divine Springs) 2009-03-10 2013-12-12 7
USGS 294023098233901 AY-68-21-607 (Devine Spg) 2010-10-15 2010-10-15 1
USGS 294048098235701 AY-68-21-603 2009-03-10 2013-12-12 7
USGS 294143098233802 AY-68-21-609 (Clear Fk Cibolo Ck Spg 3) 2011-04-05 2011-04-05 1
USGS 294146098234902 AY-68-21-602 2011-04-05 2011-04-05 1
  group icon Comal County, Texas
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 08184300 Cibolo Ck at FR 1863 bl Bulverde, TX 2009-09-12 2010-09-08 3
USGS 293637098191501 DX-68-30-2 (H-35 Comal) 1936-12-17 1936-12-17 1
USGS 293646098170101 DX-68-30-312 1975-04-02 1976-05-12 2
USGS 293652098185301 DX-68-30-2 (H-37 Comal) 1936-10-26 1936-10-26 1
USGS 293701098180101 DX-68-30-2 (H-38 Comal) 1936-11-24 1936-11-24 1
USGS 293729098173101 DX-68-30-215 1973-03-09 2018-05-29 5
USGS 293741098201801 DX-68-22-7 (H-32 Comal) 1936-12-17 1936-12-17 1
USGS 293745098195001 DX-68-22-804 1936-12-17 1936-12-17 1
USGS 293817098192101 DX-68-22-803 1936-12-17 1936-12-17 1
USGS 294225098080302 Walnut Sta 2005-09-01 2005-09-01 1
USGS 294344098253801 DX-68-21-210 1996-06-27 1996-06-27 3
USGS 294650098265801 DX-68-13-809 1996-06-26 1996-06-26 3
USGS 294743098291801 DX-68-13-402 1996-06-06 1996-06-06 3
USGS 294803098245101 DX-68-13-6 (Hanz) 1990-06-28 1990-06-28 1
USGS 294828098231501 DX-68-13-603 1975-05-29 1975-10-15 2
USGS 294834098231501 DX-68-13-601 1975-05-29 1975-10-15 2
USGS 294918098330301 DX-68-12-505 1996-07-10 1996-07-10 3
  group icon Guadalupe County, Texas
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 08185040 Cibolo Ck nr Bubbling Springs Rd, Shertz, TX 2023-10-05 2024-01-22 3
USGS 08185065 Cibolo Ck nr Saint Hedwig, TX 2011-11-02 2016-07-28 7
USGS 292233098062700 KX-68-40-703 1964-06-03 1969-05-23 2
USGS 292316098013200 KX-68-40-901 1962-04-24 1962-04-24 1
USGS 292338098065300 KX-68-40-701 1962-05-04 1962-05-04 1
USGS 292418098062400 KX-68-40-710 1964-02-04 1977-08-30 2
USGS 292426098021400 KX-68-40-903 1936-09-08 1936-09-08 1
USGS 292438098034900 KX-68-40-802 1964-02-19 1964-02-19 1
USGS 292452098064500 KX-68-40-709 1964-02-04 1964-02-04 1
USGS 292508098021200 KX-68-40-605 1964-02-18 1964-02-18 1
USGS 292552097595300 KX-67-33-401 1936-02-17 1936-02-17 1
USGS 292608098011100 KX-68-40-604 1964-02-05 1964-02-05 1
USGS 292618098062800 KX-68-40-402 1936-09-02 1936-09-02 1
USGS 292650098053800 KX-68-40-401 1936-09-08 1936-09-08 1
USGS 292726098012700 KX-68-40-603 1964-01-29 1964-01-29 1
USGS 292748098055900 KX-68-40-101 1936-01-02 1936-01-02 1
USGS 292749098010600 KX-68-40-304 1964-02-17 1964-02-17 1
USGS 292805098060400 KX-68-40-102 1936-09-02 1936-09-02 1
USGS 292847098064500 KX-68-40-105 1964-02-04 1964-02-04 1
USGS 292922098022100 KX-68-40-303 1936-08-08 1936-08-08 1
USGS 293058098110501 KX-68-31-808 (Tri-County 4) 2003-05-22 2003-05-28 6
USGS 293112098090300 KX-68-31-902 1957-08-16 1957-08-16 1
USGS 293149098125700 KX-68-31-701 1957-08-16 1958-12-17 2
USGS 293234098093700 KX-68-31-602 1957-08-16 1957-08-16 1
USGS 293245098121001 KX-68-31-511 2003-03-11 2003-03-12 5
USGS 293352098162901 KX-68-30-601 1977-07-07 1977-07-07 1
USGS 293424098134701 KX-68-31-403 (Tri-County 2) 2003-02-11 2003-02-12 8
USGS 293525098081200 KX-68-31-301 1957-12-03 1957-12-03 1
USGS 293610098152701 KX-68-30-314 (Tri-County 1) 2003-02-19 2003-02-19 6
  group icon Hays County, Texas
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 295345098001001 LR-68-08-902 1996-08-26 2018-03-12 8
  group icon Karnes County, Texas
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 08186000 Cibolo Ck nr Falls City, TX 1961-10-25 2016-07-27 460
USGS 290055097563400 Unnamed trib to Cibolo Ck at FM 3191 nr Falls City 2015-04-02 2016-06-22 4
USGS 290123097532301 PZ-67-57-9-- 1990-08-24 1990-08-24 1
  group icon Kendall County, Texas
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 08183890 Cibolo Ck at Cibolo Nature Cntr nr Boerne, TX 2005-09-21 2012-08-09 3
USGS 08183900 Cibolo Ck nr Boerne, TX 1975-01-23 1975-01-23 1
USGS 294318098453001 AY-68-18-302 (Dodge Rh Spg) 2010-12-08 2010-12-08 1
USGS 294659098494001 RB-68-10-801 1990-04-19 1990-04-19 1
USGS 294718098443001 RB-68-11-728 1996-07-15 1996-07-15 3
USGS 294744098451201 RB-68-10-613 1990-04-25 1990-04-25 1
USGS 294805098382701 RB-68-11-601 1990-04-24 1990-04-24 1
  group icon Wilson County, Texas
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 08185500 Cibolo Ck at Sutherland Springs, TX 2006-12-19 2010-05-11 4
USGS 291014097594200 Cibolo Creek at FM 537 nr Stockdale, TX 2015-04-07 2016-08-02 4
USGS 291533098011600 Unnmd trib to Cibolo Ck at FM332 nr Sutherland Spr 2015-03-30 2016-06-20 4
USGS 291645098030901 Sutherland Springs - Spring D (Blood Spring) 2010-01-25 2010-05-11 2
USGS 291650098032301 ZL-68-48-815 2010-05-11 2010-05-11 1
USGS 291653098031601 Sutherland Springs - Spring Complex A 2010-01-25 2010-05-11 2
USGS 291653098031602 Sutherland Springs - Spring Complex B 2010-01-25 2010-01-25 1
USGS 291653098031603 Sutherland Springs - Spring Complex C 2010-01-25 2010-05-11 2
USGS 291654098033001 Sulfer Spring at Sutherland Springs, TX 2010-05-11 2010-05-11 1
USGS 291657098031601 Retention Lake nr Sutherland Springs, TX 2010-01-25 2010-05-11 2
USGS 291728098052401 ZL-68-48-708 2004-06-16 2004-06-16 1
USGS 291959098052201 ZL-68-48-405 2006-11-28 2006-11-28 1
USGS 292118098070501 ZL-68-48-102 2007-10-19 2007-10-19 1