OHA Drinking Water Services
OR41
PWS ID: 01233 ---- DEER ISLAND WATERWORKS
GW/GWUDI Source Detail

Non-purchased Groundwater/GWUDI Sources:
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SRC-AA:  WELL
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  RESID. MAINT. HYPOCHLORINATION
Sensitivity Analysis Data
Aquifer sensitivity: High   Surface water within 500 feet: No
Construction adequate?: No   Surface water type: Unknown
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 8/16/2005
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Completed

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 1/1/2010 - 3/31/2012
 JanFebMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+ 		3
0
0		 3
0
0		 3
0
0		 2
1
1		 1
1
0		 1
0
0		 0
-
-		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 18
2
1
Outcome/Determination:  Low Risk
No historic GWUDI data were found.
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More information for this water system: SDWIS ID 3587
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