OHA Drinking Water Services
OR41
PWS ID: 05889 ---- WELLS CREEK DIST IMPROV CO
GW/GWUDI Source Detail

Non-purchased Groundwater/GWUDI Sources:
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SRC-AA:  DUG WELL
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  ULTRAVIOLET RADIATION
Sensitivity Analysis Data
Aquifer sensitivity: High   Surface water within 500 feet: Yes
Construction adequate?: No - Seal Missing or Unknown   Surface water type: Stream
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 02/05/2021
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Yes

Monthly Schedule (Open): 1 sample(s) per month to be taken beginning 11/01/2025 -
 JanFebMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-		0
-
-

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 02/01/2020 - 01/31/2021
 JanFebMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+		1
1
0		1
1
0		1
1
0		1
1
0		1
1
0		6
6
1		1
1
0		1
1
0		1
1
0		1
1
0		1
1
0		1
1
0		17
17
1
Outcome/Determination:  Chronic Total Coliform
No historic GWUDI data were found.
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More information for this water system: SDWIS ID 2092
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