OHA Drinking Water Services
OR41
PWS ID: 95118 ---- COE COTTAGE GROVE
GW/GWUDI Source Detail

Non-purchased Groundwater/GWUDI Sources:
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SRC-BA:  PINE MEADOWS WELL
GW, Active, Permanent ---- Operating Period: May 15 - Oct 15
Disinfection:  RESID. MAINT. HYPOCHLORINATION
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   Surface water within 500 feet: Yes
Construction adequate?: Yes   Surface water type: Lake/Pond
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 04/11/2014
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? No
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
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SRC-CA:  WILSON CREEK WELL
GW, Active, Permanent ---- Operating Period: May 15 - Oct 15
Disinfection:  RESID. MAINT. HYPOCHLORINATION
Sensitivity Analysis Data
Aquifer sensitivity: High   Surface water within 500 feet: Yes
Construction adequate?: No - Seal Not Constructed Properly   Surface water type: Lake/Pond
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 07/19/2011
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Completed

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 08/01/2015 - 08/31/2021
 JanMarMarMayMayJulJulAugOctOctDecDecTotal
# Samples
TC+
E. coli+		0
-
-		0
-
-		0
-
-		0
-
-		2
0
0		2
0
0		2
1
0		7
3
0		2
1
0		0
-
-		0
-
-		0
-
-		15
5
0
Outcome/Determination:  Low Risk
No historic GWUDI data were found.
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SRC-AA:  SHORTRIDGE WELL
GW, Inactive (Permanently Abandoned), Permanent ---- Operating Period: May 15 - Oct 15
Disinfection: None
Sensitivity Analysis Data
Aquifer sensitivity: High   Surface water within 500 feet: Yes
Construction adequate?: No - Inappropriate Materials   Surface water type: Stream
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 04/11/2014
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? No

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 08/01/2015 - 02/21/2019
 JanMarMarMayMayJulJulAugOctOctDecDecTotal
# Samples
TC+
E. coli+		0
-
-		0
-
-		0
-
-		0
-
-		1
0
0		1
0
0		1
0
0		4
0
0		1
0
0		0
-
-		0
-
-		0
-
-		8
0
0
Outcome/Determination:  Low Risk
No historic GWUDI data were found.
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SRC-DA:  BONEYARD WELL
GW, Inactive, Emergency ---- Operating Period: May 15 - Oct 15
Disinfection: None
Sensitivity Analysis Data
Aquifer sensitivity: Low   Surface water within 500 feet: No
Construction adequate?: Yes   Surface water type: Unknown
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 07/19/2011
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? No
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.
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