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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 -- 169 sites found


Hydrologic unit = 20070000
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 Kauai County, Hawaii
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 16010000 Kawaikoi Stream nr Waimea, Kauai, HI 1976-08-16 1989-08-18 98
USGS 16014000 KOKEE DITCH NR WAIMEA,KAUAI, HI 1976-08-16 1982-10-14 48
USGS 16019000 Waialae Str at alt 3,820 ft nr Waimea, Kauai, HI 1972-08-15 1996-07-09 108
USGS 16031000 Waimea River near Waimea, Kauai, HI 1971-02-05 1995-08-29 312
USGS 16036000 Makaweli River nr Waimea, Kauai, HI 1976-01-07 1989-08-09 106
USGS 16045000 HANAPEPE D BL MAKAI SIPHON NR ELEELE,KAUAI,HI 1979-04-10 1979-04-10 1
USGS 16049000 Hanapepe Riv blw Manuahi Str nr Eleele, Kauai, HI 1971-02-04 1989-08-09 118
USGS 16052500 Lawai Str nr Koloa, Kauai, HI 1971-01-23 1976-01-08 10
USGS 16055000 Huleia Str nr Lihue, Kauai, HI 1971-02-05 1976-01-08 10
USGS 16055500 Nawiliwili Str at Heleko Road at Lihue, Kauai, HI 2016-12-19 2016-12-19 1
USGS 16056000 Hanamaulu Str at Kapaia nr Lihue, Kauai, HI 2014-01-13 2016-12-19 2
USGS 16060000 SF Wailua River nr Lihue, Kauai, HI 1971-02-05 1989-08-30 157
USGS 16061000 North Wailua Ditch nr Lihue, Kauai, HI 1975-12-18 1985-08-19 113
USGS 16061200 N. Wailua Ditch blw Waikoko Str nr Lihue, Kauai, H 1975-12-18 1989-08-11 145
USGS 16062000 Stable Storm Ditch nr Lihue, Kauai, HI 1975-12-18 1988-10-07 136
USGS 16063000 NF Wailua River nr alt 650 ft, Kauai, HI 1975-12-23 1985-08-21 115
USGS 16068000 EB of NF Wailua River nr Lihue, Kauai, HI 1971-12-06 1989-09-29 172
USGS 16069000 Wailua Ditch nr Kapaa, Kauai, HI 1975-12-18 1989-08-17 139
USGS 16071000 NF Wailua River nr Kapaa, Kauai, HI 1971-03-17 1989-08-17 112
USGS 16071500 Left Branch Opaekaa Str nr Kapaa, Kauai, HI 1976-01-15 1989-08-17 103
USGS 16077000 MAKALEHA DITCH NR KEALIA, KAUAI, HI 1975-12-18 1989-08-10 147
USGS 16079000 Kapahi Ditch nr Kealia, Kauai, HI 1975-12-18 1989-08-10 144
USGS 16080000 KAPAA STR AT KAPAHI DITCH INTK NR KAPAA,KAUAI,HI 1975-12-22 1985-04-02 45
USGS 16087000 ANAHOLA DITCH WASTEWAY NR KEALIA, KAUAI, HI 1975-12-18 1985-08-21 115
USGS 16088000 Anahola Ditch abv Kaneha Res nr Kealia, Kauai, HI 1975-12-18 1989-08-10 148
USGS 16089000 Anahola Stream near Kealia, Kauai, HI 1975-12-22 1985-08-21 116
USGS 16091000 LOWER ANAHOLA DITCH NR KEALIA, KAUAI, HI 1976-05-19 1986-10-07 81
USGS 16093200 Anahola Stream at Anahola, Kauai, HI 1971-02-05 1982-11-17 83
USGS 16097500 Halaulani Str at alt 400 ft nr Kilauea, Kauai, HI 1976-01-13 1989-08-08 104
USGS 16100000 Hanalei Tunnel Outlet nr Lihue, Kauai, HI 1975-11-25 1985-08-20 116
USGS 16103000 Hanalei River nr Hanalei, Kauai, HI 1971-02-05 2009-11-14 1452
USGS 16108000 Wainiha River nr Hanalei, Kauai, HI 1971-08-19 1989-08-07 82
USGS 215221159271301 Coastal spring nr Poipu Beach Park, Kauai, HI 2015-10-27 2015-10-27 1
USGS 215224159271501 Poipu Beach Park, Kauai, HI 2012-09-10 2012-09-10 1
USGS 215236159275501 Coastal spring nr Kapili Rd nr Koloa, Kauai, HI 2015-10-27 2015-10-27 1
USGS 215244159280701 Koloa Landing, Kauai, HI 2012-09-10 2012-09-10 1
USGS 215247159280901 Waikomo Stream at Koloa Landing, Kauai, HI 2023-08-02 2023-08-02 1
USGS 215254159280701 Waikomo Stream at Hoonani Rd bridge, Kauai, HI 2015-10-27 2015-10-27 1
USGS 215318159250801 Dug pit in west end of Makauwahi Cave, Kauai, HI 2015-10-26 2015-10-26 1
USGS 215320159250601 Mill Ditch at Makauwahi Cave, Kauai, HI 2015-10-26 2015-10-26 1
USGS 215338159251001 Mill Ditch nr alt 37 ft nr Mahaulepu, Kauai, HI 2015-10-26 2015-10-26 1
USGS 215352159343001 Wahiawa Stream at Wahiawa Beach, Kauai, HI 2014-01-21 2014-01-21 2
USGS 215359159250501 Mill Ditch nr alt 60 ft nr Mahaulepu, Kauai, HI 2015-10-26 2015-10-26 1
USGS 215401159363001 Hanapepe Salt Pond, Kauai, HI 2012-09-10 2012-09-10 1
USGS 215418159260401 2-5426-04 Koloa W-C, Kauai, HI 1977-02-18 1977-02-18 1
USGS 215434159263301 2-5426-03 Koloa, Kauai, HI 1996-05-02 1997-06-03 4
USGS 215454159274201 2-5427-01 Koloa W-A, Kauai, HI 1972-12-13 2002-08-20 126
USGS 215455159274201 2-5427-02 Koloa W-16B, Kauai, HI 1989-05-04 2001-10-10 50
USGS 215508159343401 2-5534-04 S5 HANAPEP 1977-11-23 1977-11-23 1
USGS 215522159342601 2-5534-03 Hanapepe Town, Kauai, HI 1972-12-12 2001-10-10 132
USGS 215528159303001 2-5530-02 Lawai (W23), Kauai, HI 1973-08-13 1996-12-10 120
USGS 215535159302601 2-5530-03 Lawai W-1, Kauai, HI 1972-12-13 2002-08-20 153
USGS 215536159263501 2-5526-01 Koloa, Kauai, HI 1977-09-28 1997-02-11 45
USGS 215541159302201 2-5530-04 Lawai W-2, Kauai, HI 1986-08-22 1986-08-22 1
USGS 215543159334501 2-5533-01 Hanapepe Valley W-A, Kauai, HI 1974-09-27 1974-09-27 1
USGS 215549159334501 2-5533-02 Hanapepe Valley W-B, Kauai, HI 1980-10-30 1980-10-30 1
USGS 215612159381001 2-5638-01 S8 MAKAWEL 1972-11-15 1972-11-15 1
USGS 215617159385801 Makaweli Landing, near Pakala Village, Kauai, HI 2012-09-10 2012-09-10 1
USGS 215629159314101 2-5631-01 Kalaheo DW, Kauai, HI 1974-12-20 1974-12-20 1
USGS 215630159265101 2-5626-01 Puakukui Springs, Kauai, HI 1995-12-02 1995-12-11 3
USGS 215630159314001 2-5631-02 Kalaheo DW2, Kauai, HI 1985-02-22 1985-02-22 1
USGS 215635159355001 2-5635-01 Hanapepe (S7), Kauai, HI 1972-11-15 1995-10-23 139
USGS 215635159355002 2-5635-02 Hanapepe (W25-3), Kauai, HI 1973-05-10 1985-07-26 15
USGS 215701159214301 Niumalu Beach Park, Kauai, HI 2012-09-11 2012-09-11 1
USGS 215703159233401 Papakolea Str at Hulemalu Rd, Puhi, Kauai, HI 2016-12-19 2016-12-19 1
USGS 215712159220301 Puali Stream at Lihue, Kauai, HI 2001-09-17 2001-09-17 1
USGS 215712159401401 Waimea Bay Landing, Kauai, HI 2012-09-10 2012-09-10 1
USGS 215728159204701 Unnamed ocean outfall from GC, Nawiliwili, Kauai, 2014-01-21 2014-01-21 1
USGS 215735159210901 Nawiliwili Bay at mouth Nawiliwili Str, Kauai, HI 2012-09-11 2012-09-11 1
USGS 215738159210201 Kalapaki Beach, Kauai, HI 2012-09-11 2012-09-11 1
USGS 215738159210801 Unnamed Culvert at Kalapaki Beach, Kauai, HI 2012-09-11 2012-09-11 1
USGS 215739159211201 Nawiliwili Stream at foot bridge, Kauai, HI 2012-09-11 2012-09-11 1
USGS 215744159211401 Nawiliwili Stream at altitude 18 ft., Kauai, HI 2012-09-11 2012-09-11 1
USGS 215746159420601 Drainage Canal at Kikiaola Boat Harbor, Kauai, HI 2014-01-21 2014-01-21 1
USGS 215747159253401 2-5725-01 Kokolau Tunnel (TU9), Kauai, HI 1976-11-18 1987-03-10 3
USGS 215803159401201 2-5840-01 Waimea W-A, Kauai, HI 1972-11-14 2002-08-20 154
USGS 215804159402002 2-5840-02 Waimea W-B, Kauai, HI 1983-09-29 1983-09-29 1
USGS 215805159215901 Pua Nani Storm Drain near Lihue, Kauai, HI 2012-09-11 2012-09-11 1
USGS 215805159215902 Nawiliwili Stream at Pua Loke, Kauai, HI 2012-09-11 2012-09-11 1
USGS 215809159220101 Nawiliwili Stream at Lihue, Kauai, HI 2001-09-17 2001-09-18 3
USGS 215825159240801 2-5824-01 Puhi W-1, Kauai, HI 1975-09-06 1976-11-18 2
USGS 215833159232601 Nawiliwili Stream at Rapoza Rd., Kauai, HI 2012-09-11 2012-09-11 1
USGS 215834159440901 Unamed Ditch (2nd) at Kekaha Road, Kauai, HI 2014-01-21 2014-01-21 1
USGS 215835159440901 Unnamed 2nd ditch at Hwy 50, nr Kekaha, Kauai, HI 2017-01-30 2017-01-30 1
USGS 215843159422901 2-5842-03 Kekaha (S10), Kauai, HI 1972-11-14 1995-10-24 138
USGS 215845159232101 2-5823-01 Lihue Tunnel (TU8), Kauai, HI 1977-03-21 1984-08-15 2
USGS 215854159424601 2-5842-02 Kekaha (S11), Kauai, HI 1972-11-14 1995-10-24 152
USGS 215857159430101 2-5843-01 Kekaha Shaft (S12), Kauai, HI 1997-04-03 2002-08-20 30
USGS 215901159235201 2-5923-07 Kilohana W-I, Kauai, HI 1985-07-26 2002-08-21 105
USGS 215901159235301 2-5923-01 Kilohana W-A, Kauai, HI 1973-12-10 1999-08-18 91
USGS 215901159235302 2-5923-02 Kilohana W-B, Kauai, HI 1977-03-21 1985-09-30 4
USGS 215906159395601 2-5939-01 Waimea Shaft (S9), Kauai, HI 1972-12-12 2002-08-14 192
USGS 215911159424701 2-5942-01 Kekaha W-1, Kauai, HI 1985-08-13 1985-08-13 1
USGS 215912159234101 2-5923-05 Kilohana W-G, Kauai, HI 1981-08-01 1981-08-01 1
USGS 215912159234401 2-5923-03 Kilohana W-C, Kauai, HI 1978-05-03 1984-08-15 2
USGS 215923159430101 2-5943-02 Kekaha W-B, Kauai, HI 1978-07-21 1978-07-21 1
USGS 215934159202801 Hanamaulu Beach Park, Kauai, HI 2012-09-10 2012-09-10 1
USGS 215937159434201 2-5943-01 Kekaha S13, Kauai, HI 1972-11-07 1995-10-24 150
USGS 215950159231601 2-5923-08 Hanamaulu Mon. Well, Kauai, HI 1995-05-08 1995-10-07 12
USGS 215958159214301 2-5921-01 Kalepa Ridge W-10, Kauai, HI 1991-02-13 2002-08-21 94
USGS 220005159444501 2-0044-12 W30 KEKAHA 1977-08-04 1977-08-04 1
USGS 220008159444202 2-0044-03 W32B KEKAH 1977-05-03 1977-05-03 1
USGS 220016159442701 2-0044-15 Kekaha (S14), Oahu HI 1972-11-07 1995-10-24 151
USGS 220018159444701 2-0044-10 W33 KEKAHA 1972-11-03 1986-06-20 71
USGS 220018159444702 2-0044-13 Kekaha (W34), Kauai, HI 1981-10-16 1996-01-04 93
USGS 220019159444801 2-0044-14 Kaunalewa, Kauai, HI 1977-06-08 1986-06-20 40
USGS 220035159460401 Kawaiele Waterbird Sanctuary, Kauai, HI 2017-03-06 2017-03-06 1
USGS 220051159231801 2-0023-01 Pukaki Reservoir Mon. Well, Kauai, HI 1996-03-20 1996-04-06 11
USGS 220056159462101 Unnamed ditch at Hwy 50, Mana Plain, Kauai, HI 2017-01-30 2017-01-30 1
USGS 220056159464701 Ditch at Kawaiele PS, Mana Plain, Kauai, HI 2014-01-21 2014-01-21 3
USGS 220126159261501 2-0126-01 NW Kilohana Mon. Well, Kauai, HI 1996-01-24 1996-01-31 8
USGS 220133159242001 2-0124-01 NE Kilohana Mon. Well, Kauai, HI 1995-07-01 1995-07-08 3
USGS 220134159205401 2-0120-02 Kalepa Ridge W-8, Kauai, HI 1981-02-25 1987-05-19 33
USGS 220136159205501 2-0120-01 Kalepa Ridge W-7, Kauai, HI 1972-09-26 2002-09-04 158
USGS 220148159453501 2-0145-10 W45F MANA 1972-11-02 1995-10-24 98
USGS 220148159453502 2-0145-11 Mana (W45G), Kauai, HI 1972-11-02 1972-11-02 1
USGS 220210159452501 2-0245-02 Mana Shaft (S15), Kauai, HI 1986-08-19 1986-08-19 1
USGS 220229159200501 Wailua River State Beach Park, Kauai, HI 2012-09-10 2012-09-10 1
USGS 220246159461301 Unnamed ditch 1 at Lower Saki Mana Rd, Kauai, HI 2017-03-06 2017-03-06 1
USGS 220300159200101 Wailua Beach Park, Kauai, HI 2012-09-10 2012-09-10 1
USGS 220323159454601 Unnamed ditch 4 at Lower Saki Mana Rd, Kauai, HI 2017-01-30 2017-01-30 1
USGS 220334159273401 2-0327-01 Waikoko Monitor Well, Kauai, HI 2002-10-25 2002-11-01 5
USGS 220341159453901 2-0345-04 Saki Mana Shaft (S16), Kauai, HI 1972-10-31 1995-10-24 152
USGS 220346159205301 2-0320-02 W9 WAILUA 1978-07-07 1978-07-07 1
USGS 220354159205601 2-0320-01 Nonou W-A, Kauai, HI 1972-12-17 2000-08-09 64
USGS 220354159205602 2-0320-03 Nonou W-B, Kauai, HI 1977-01-14 2002-08-21 89
USGS 220354159455801 Unnamed ditch 2 at Lower Saki Mana Rd, Kauai, HI 2017-01-30 2017-01-30 1
USGS 220407159460401 Unnamed ditch 3 at Lower Saki Mana Rd, Kauai, HI 2017-01-30 2017-01-30 1
USGS 220506159232401 2-0523-02 Wailua Homesteads 3 Mon. Well, Kauai, HI 2002-08-02 2002-08-08 10
USGS 220530159450401 2-0545-01 Kaulaula, Kauai, HI 1972-10-31 2002-08-14 179
USGS 220604159201401 2-0620-01 W5 KAPAA 1972-10-03 1973-10-04 5
USGS 220615159183701 2-0618-05 W2A KEALIA 1972-10-02 1975-09-10 18
USGS 220621159232101 2-0623-04 Kapaa Homesteads W-1, Kauai, HI 1983-06-17 1999-02-10 33
USGS 220628159233101 2-0623-01 Makaleha Tunnel (TU6), Kauai, HI 1986-08-20 1986-08-20 1
USGS 220631159224301 2-0622-02 Kapaa Homesteads W-2, Oahu, HI 1989-11-28 1989-11-28 1
USGS 220826159185400 2-0818-01,02 W90A,B 1986-08-26 1986-08-26 1
USGS 220826159185401 2-0818-02 Anahola W-B, Kauai, HI 1975-07-29 2002-08-21 94
USGS 220827159185401 2-0818-01 Anahola W-A, Kauai, HI 1972-09-26 2002-08-21 89
USGS 220903159192901 2-0919-03 Anahola Well, Kauai, HI 1979-11-16 1979-11-16 1
USGS 220946159191301 2-0919-02 Anahola, Kauai, HI 1979-06-01 1979-06-01 1
USGS 220950159184801 2-0918-01 ANAHOLA 1979-06-01 1979-06-01 1
USGS 221006159200201 2-1020-04 ANAHOLA 1974-11-22 1974-11-22 1
USGS 221038159203801 2-1020-03 Moloaa 2 (W78), Kauai, HI 1972-10-02 2000-08-09 77
USGS 221111159203101 2-1120-01 TU3 MOLOAA 1986-08-19 1986-08-19 1
USGS 221141159252501 2-1125-01 Kilauea W-1, Kauai, HI 1976-01-13 2002-08-21 80
USGS 221141159252502 2-1125-02 Kilauea W-2, Kauai, HI 1977-05-27 1999-06-18 60
USGS 221150159264501 2-1126-01 Princeville W-1, Kauai, HI 1977-12-01 2002-08-06 84
USGS 221151159265001 2-1126-02 Princeville W-2, Kauai, HI 1972-10-04 1999-08-08 56
USGS 221201159293401 2-1229-03 Maka Ridge (W73), Kauai, HI 1972-10-05 2002-08-21 163
USGS 221206159280100 WEST TAILWATER FROM TARO PATCH NR HANALEI KAUAI 1979-03-13 1979-03-21 3
USGS 221208159280200 HANALEI RIVER AB TIDEWATER NR HANALEI KAUAI 1979-03-13 1979-03-21 3
USGS 221212159294201 Waialua Stream at Kuhio Highway Bridge, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221212159301601 Waoli Beach Park, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221215159292401 Hanalei River near Kuhio Highway, Kauai, HI 2012-09-10 2016-12-19 2
USGS 221215159293101 Nukuhulhia Stream at Kuhio Hwy Bridge, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221220159293401 Nukuhuluia Stream at mouth, at Hanalei, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221223159293701 Waiaula Stream at mouth, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221226159295501 Hanalei Bay Pavilion at Hanalei, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221238159283101 Taro ditch outflow into Hanalei River, Kauai, HI 2014-01-13 2014-01-13 2
USGS 221243159283900 EAST TAILWATER FROM TARO PATCH NR HANALEI KAUAI 1979-03-13 1979-03-21 3
USGS 221246159295001 Hanalei Bay Landing at Hanalei, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221247159285400 WEST TAILWTR TARO PATCH AB HWY NR HANALEI KAUAI 1979-03-13 1979-03-21 3
USGS 221247159324801 2-1232-01 Wainiha W-1, Kauai, HI 1973-06-07 2002-06-05 140
USGS 221249159294501 Hanalei River at mouth, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221250159294601 Hanalei River at Black Pot Beach, Kauai, HI 2023-08-01 2023-08-01 1
USGS 221255159222401 Unnamed stream near Waiakalua, Kauai, HI 2014-01-13 2016-12-20 2
USGS 221259159254101 Kalihiwai Bay Beach Park, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221302159315301 Lumahai Estuary, Kauai, HI 2012-09-10 2012-09-10 1
USGS 221318159335901 2-1333-01 Haena W-66, Kauai, HI 1972-10-04 2002-08-21 163