Monitoring Wells Installed by the U.S. Geological Survey in the Metro East, Illinois area

Click here for a general map of all monitoring well locations in Metro East area

Click here for map of monitoring-well locations near Bethalto, Edwardsville/Glen Carbon, Collinsville,

or O’Fallon/Belleville

Click USGS Database ID in listing to go to the USGS Ground-Water Site Inventory record of water levels

Click Project Well ID in listing to go to the USGS Illinois Water Science Center Annual Data Report for

Water Year 2006 [available spring 2007]

Click Well ID SIL-20A for Continuous near Real-Time Hydrograph for monitoring well at

Southern Illinois University-Edwardsville

					APPROXIMATE
					LAND SURFACE,
WELL SITE NAME	PROJECT WELL ID	USGS DATABASE ID	TOWN	COUNTY	FEET ABOVE NAVD88
Bethalto Arboretum	SIL-19A	385446090015901	Bethalto	Madison	525
Sugar Creek Dr	SIL-20	384656089582001	Edwardsville	Madison	555
SIU-E Korte Stadium	SIL-20A	384659090003701	Edwardsville	Madison	445
Center Grove Rd	SIL-20B	384714089585301	Edwardsville	Madison	555
Public Works Garage	SIL-21	384546089575801	Glen Carbon	Madison	515
Collinsville High School	SIL-22	383847090003501	Collinsville	St. Clair	445
Splash City	SIL-22A	384058090010601	Collinsville	Madison	423
Wolf Branch Middle School	SIL-23	383321089594601	Swansea	St. Clair	595
Whiteside Elementary School	SIL-25	383214089571501	nr Belleville	St. Clair	545
O'Fallon Public Library	SIL-27A	383453089545001	O'Fallon	St. Clair	555
Evans Elementary School	SIL-27B	383445089535701	O'Fallon	St. Clair	535
Olivia Ln	SIL-28	384515089591801	Glen Carbon	Madison	545
South Station Rd	SIL-30	384613089572001	Glen Carbon	Madison	550
Worden	WDN-1	385735089513901	nr Worden	Madison	560
Marine	MRN-1	384955089473001	nr Marine	Madison	525
			DEPTH OF WELL,	OPEN INTERVAL,	STICK-UP,
	Datum: NAD83		FEET BELOW	FEET BELOW	FEET BELOW
PROJECT WELL ID	LATITUDE	LONGITUDE	LAND SURFACE	LAND SURFACE	LAND SURFACE
SIL-19A	385446.1	900158.5	17.0	11.5 - 16.5	0.20
SIL-20	384656.4	895819.6	46.6	41.1 - 46.1	1.95 (above)
SIL-20A	384659.0	900036.7	43.5	38.0 - 43.0	0.40
SIL-20B	384714.1	895853.0	43.5	38.0 - 43.0	0.26
SIL-21	384545.8	895758.3	19.3	13.8 - 18.8	0.16
SIL-22	383847.0	900035.2	60.0	53.5 - 58.5	0.31
SIL-22A	384057.8	900105.8	24.1	18.6 - 23.6	0.37
SIL-23	383221.2	895945.9	36.5	31.0 - 36.0	0.23
SIL-25	383213.6	895715.1	38.4	32.9 - 37.9	0.26
SIL-27A	383453.2	895449.7	43.4	37.9 - 42.9	0.12
SIL-27B	383445.2	895357.3	30.9	25.4 - 30.4	0.15
SIL-28	384514.8	895918.5	53.6	48.1 - 53.1	0.30
SIL-30	384613.0	895720.4	24.1	18.6 - 23.6	0.30
WDN-1	385734.6	895138.6	27.9	22.4 - 27.4	2.63 (above)
MRN-1	384955.0	894729.7	20.0	14.5 - 19.5	2.33 (above)

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