Water Data for the Nation

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Scheduled Maintenance Notice
USGS will be performing maintenance on the time series data processing system beginning at 09:00 EDT on September 10, 2026. During this period, delivery of the latest time series data will be delayed. The maintenance is expected to finish within 2 hours, after which all backlogged time series data will be processed and delivered to WDFN web portals and APIs.

Browse monitoring locations within St. Clair County, Illinois

1N 7W- 3.2d1 - USGS-383342089513501
1N 7W- 3.3d1 - USGS-383342089513601
1N 9W- 4.5e - USGS-383357090060901
1N 9W- 7.5f - USGS-383318090081101
1N 9W- 8.8h - USGS-383325090073901
1N10W- 1.8e - USGS-383357090094601
1N10W- 13.3h - USGS-383235090090901
1N10W- 2.6c - USGS-383341090104301
1N10W- 3.7e - USGS-383342090115601
1N10W-17.3f - USGS-383210090132001
1N10W-20.1g1 - USGS-383129090130801
1N10W-21.8g1 - USGS-383130090130801
1N8W-11.8f - USGS-383305089575201
1N8W-14.3f1 - USGS-383214089571501
1N8W-9.6h1 - USGS-383321089594601
1S 6W-11.1c - USGS-382725089433001
1S 8W-33.2f1 - USGS-382424089591201
1S 8W-33.6e1 - USGS-382422089592001
2N 7W-15.3c1 - USGS-383709089514501
2N 7W-15.3c2 - USGS-383711089414301
2N 7W-21.1h1 - USGS-383342089513801
2N 8W- 5.8h1 - USGS-383928090012101
2N 8W- 6.6a - USGS-383837090015901
2N 9W- 1.3f - USGS-383916090023501
2N 9W- 1.4f1 - USGS-383915090024701
2N 9W- 1.4g - USGS-383927090025201
2N 9W- 3.8b1 - USGS-383846090053301
2N 9W- 3.8b2 - USGS-383847090053301
2N 9W- 7.6e3 - USGS-383820090082501
2N 9W- 7.8c - USGS-383804090084601
2N 9W-10.5a - USGS-383750090050501
2N 9W-11.3b - USGS-383800090034401
2N 9W-15.6a - USGS-383709090052001
2N 9W-17.3g - USGS-383740090065901
2N 9W-17.6e - USGS-383725090072301
2N 9W-17.7h - USGS-383747090073601
2N 9W-18.4g - USGS-383741090081701
2N 9W-23.1e - USGS-383639090032801
2N 9W-28.3a - USGS-383515090055401
2N 9W-29.8f - USGS-383552090073501
2N 9W-33.1e1 - USGS-383454090053901
2N 9W-33.1e2 - USGS-383454090053902
2N 9W-33.2d - USGS-383442090055301
2N10W-12.2h1 - USGS-383839090090501
2N10W-26.4d - USGS-383559090101501
2N10W-26.8a - USGS-383519090104701
2N7W-29.2a - USGS-383511089534501
2N7W-31.2g1 - USGS-383453089545001
2N7W-32.3e1 - USGS-383445089535701
2N8W-5.3b1 - USGS-383847090003501
2S 6W- 2.6a1 - USGS-382251089440901
2S 6W- 8.7g1 - USGS-382240089474001
2S 6W- 8.7g2 - USGS-382241089474001
2S 8W-35.2a1 - USGS-381832089565401
2S6W-2a - USGS-382252089440701
Ash Creek Near Shiloh, IL - USGS-05594670
Ash Creek at Scott Air Force Base, IL - USGS-05594680
Canteen Creek at Caseyville, IL - USGS-05589500
Carroll 2 - USGS-381445089503001
Catawba Creek at Belleville - USGS-05595080
Douglas CR Trib AB Millstadt Wwft at Millstadt - USGS-05595149
Douglas Creek Near Smithton, IL - USGS-05595185
Douglas Creek at Press Road at Smithton - USGS-05595163
Douglas Creek at Route 159 at Smithton - USGS-05595160
Doza Creek Near Lenzburg, IL - USGS-05595226
Doza Creek Near New Athens, IL - USGS-05595230
Doza Creek Raingage 3 - USGS-381210089485401
Doza Creek Raingage 4 - USGS-381455089455401
Doza Creek Raingage 5 - USGS-381656089471501
Dressel 14 - USGS-381403089490802
FT04-MW05 - USGS-383231089502101
FT04-MW06R - USGS-383233089502002
FT04-MW08 - USGS-383234089502301
FT04-MW09 - USGS-383233089502001
FT04-MW10 - USGS-383232089502401
FT04-MW10S - USGS-383232089502501
FT04-MW11 - USGS-383232089502801
FT04-MW12S - USGS-383233089502601
FT04-MW13 - USGS-383236089501901
FT04-MW16 - USGS-383234089501901
FT04-MW17 - USGS-383230089502201
FT04-MW19 - USGS-383232089502402
Harding Ditch at East ST Louis, IL - USGS-05589785
Heberers Branch Near Freeburg, IL - USGS-05594795
Highwall Lake at Red Ray NR Freeburg IL - USGS-382425089524401
Hoeher 12 - USGS-381612089490801
Kaskaskia River at Fayetteville, IL (Corps) - USCE-382240089473001
Kaskaskia River at New Athens, IL - USGS-05595000
Kinney Branch AB Freeburg West Wwtf at Freeburg - USGS-05595167
Kinney Branch at Brenner Road Near Smithton - USGS-05595173
LF01-MW01D - USGS-383218089495501
LF01-MW01S - USGS-383219089495501
LF01-MW02 - USGS-383217089494601
LF01-MW03D - USGS-383213089494401
LF01-MW11 - USGS-383200089494501
LF01-MW12D - USGS-383200089494301
LF01-MW12SR - USGS-383159089494501
LF01-MW17D - USGS-383200089493801
LF01-MW17SR - USGS-383160089494001
LF01-MW22D - USGS-383159089495601
LF01-MW23D - USGS-383158089494201
LF01-MW23S - USGS-383159089494301
LF01-MW26D - USGS-383155089494801
LF01-MW29 - USGS-383160089500401
LF01-MW31D - USGS-383203089494202
LF01-MW31S - USGS-383203089494201
LF01-MW32D - USGS-383201089494402
LF01-MW32S - USGS-383201089494401
LF01-MW35D - USGS-383211089500201
Little Canteen Creek Trib Near Collinsville, IL - USGS-05589780
Long Lake at Red Ray NR Freeburg IL - USGS-382345089530501
Loop Creek Near Belleville, IL - USGS-05594650
Mud Creek Near Marissa, IL - USGS-05594330
Prairie DU Pont Creek Near Belleville, IL - USGS-05589720
Prairie DU Pont Creek Near Centreville, IL - USGS-05589735
Prairie DU Pont Creek Trib Near Belleville, IL - USGS-05589730
Prairie DU Pont Creek at Millstadt, IL - USGS-05589710
Rain Gage at Richland Creek Near Hecker, IL - USCE-381926089581400
Rain Gage at Scott Air Force Base, IL - USGS-383209089513901
Rain Gage at Silver Creek Near Freeburg, IL - USCE-382422089522600
Rayhill Slough Near Mascoutah, IL - USGS-05594210
Richland C at Schleuter-germain RD NR Belleville - USGS-05595127
Richland CR Trib NO 1 at Southern RR at Swansea - USGS-05595070
Richland CR Trib NO 2 at US 15&159 at Belleville - USGS-05595105
Richland CR Trib NO 3 at Cty Hwy 4 NR Belleville - USGS-05595119
Richland CR Trib. No. 3 AB Wwtf at Belleville - USGS-05595115
Richland CR at Old Collinsville RD at Belleville - USGS-05595045
Richland CR at Robinson School RD NR Smithton - USGS-05595178
Richland CR at Township Line Road NR O'fallon - USGS-05595025
Richland Creek Near Belleville - USGS-05595123
Richland Creek Near Hecker, IL - USGS-05595200
Richland Creek at Belleville, IL - USGS-05595100
Richland Creek at Douglas Road Near Smithton - USGS-05595139
Richland Creek at Hartman Lane NR Belleville - USGS-05595035
Richland Creek at Monroe Street at Belleville - USGS-05595095
Richland Creek at Press Road at Smithton - USGS-05595145
Richland Creek at Route 15 at Belleville - USGS-05595110
Richland Creek at Route 159 at Belleville - USGS-05595075
Richland Creek at Route 161 at Belleville - USGS-05595050
Richland Creek at Schreimer Road Near Smithton - USGS-05595133
Richland Creek at West Main ST at Belleville - USGS-05595090
SCOTT01-001 - USGS-383240089513101
SCOTT01-002 - USGS-383241089512901
SCOTT02-001 - USGS-383158089520301
SCOTT02-002 - USGS-383158089520101
SCOTT03-001 - USGS-383147089494901
SCOTT05-001 - USGS-383249089500701
SCOTT05-002 - USGS-383248089501001
SCOTT07-002 - USGS-383258089511401
SCOTT07-003 - USGS-383258089510901
SS14-CMW10D - USGS-383226089513401
SS14-CMW10S - USGS-383226089513402
SS14-CMW12 - USGS-383227089513601
SS14-CMW14S - USGS-383230089513801
SS14-CMW16D - USGS-383230089513601
SS14-CMW16S - USGS-383230089513602
SS14-CMW43 - USGS-383229089513501
SS14-CMW49 - USGS-383227089513301
SS14-CMW53 - USGS-383232089513701
SS14-CMW60 - USGS-383229089513601
SS14-CMW62 - USGS-383228089513802
SS14-CMW63 - USGS-383228089513801
SS14-CMW64 - USGS-383228089513601
SS14-CMW65 - USGS-383228089513602
SS14-CMW80A - USGS-383228089513301
SS16-MW08 - USGS-383216089514101
SS19-MW03 - USGS-383236089502301
SS19-MW07 - USGS-383231089501901
SS25-MW09 - USGS-383312089504501
Sathoff 3 - USGS-381315089501101
Silver Creek Near Freeburg, IL - USGS-05594800
Silver Creek Near Lebanon, IL - USGS-05594500
Silver Creek Near Mascoutah, IL - USGS-05594780
Silver Creek at Route 161 NR Mascoutah, IL - USGS-05594600
South Branch Doza Creek Near Lenzburg, IL - USGS-05595228
Stevenson 13 - USGS-381458089491101
Waeltz 1 - USGS-381407089494201
Well 15 NR Marissa, IL - USGS-381547089472302
West Fork Richland Creek at Floraville, IL - USGS-05595190
West Fork Richland Creek at Skaer Road NR Hecker - USGS-05595195
Wolf Branch at Route 161 at Swansea - USGS-05595055

Important

This list uses USGS Water Data OGC APIs. View the Swagger documentation for this API