OHA Drinking Water Services
OR41
PWS ID: 91036 ---- OPRD COVE PALISADES - DESCHUTES RIVER
GW/GWUDI Source Detail

Non-purchased Groundwater/GWUDI Sources:
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SRC-AA:  WELL #1
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: High   Surface water within 500 feet: Yes
Construction adequate?: No - Inappropriate Materials   Surface water type: Lake/Pond
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 10/25/2021
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Complete

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 7/1/2014 - 4/30/2015
 JanFebMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+ 		1
0
0		 1
0
0		 1
0
0		 1
0
0		 0
-
-		 0
-
-		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 10
0
0
Outcome/Determination:  Low Risk

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 1/1/2010 - 12/31/2012
 JanFebMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+ 		0
-
-		 0
-
-		 0
-
-		 0
-
-		 1
1
0		 1
0
0		 1
1
0		 1
0
0		 1
1
0		 1
1
1		 11
6
1		 1
0
0		 18
10
2
Outcome/Determination:  E. coli Confirmed
No historic GWUDI data were found.
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SRC-AB:  WELL #2
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: High   Surface water within 500 feet: Yes
Construction adequate?: No - Inappropriate Materials   Surface water type: Lake/Pond
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 10/25/2021
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Complete

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 5/1/2011 - 5/31/2011
 JanFebMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+ 		0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-		 0
-
-
Outcome/Determination:  N/A

Historic GWUDI Monitoring Data
Sample Date Result
1/31/2008 Absent
12/31/2007 Absent
11/30/2007 Absent
10/31/2007 Absent
5/31/2007 TC+
4/30/2007 Absent
3/31/2007 Absent
2/28/2007 Absent
1/31/2007 Absent
12/31/2006 Absent
11/30/2006 Absent
10/31/2006 Absent
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