OHA Drinking Water Services
OR41
PWS ID: 00452 ---- LAFAYETTE, CITY OF
GW/GWUDI Source Detail

Non-purchased Groundwater/GWUDI Sources:
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SRC-AA:  LAFAYETTE SPRING
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   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: 07/02/2015
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-AB:  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 Depth   Surface water type: Stream
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 07/02/2015
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-AE:  WELL #8
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   Surface water within 500 feet: Yes
Construction adequate?: Yes   Surface water type: Stream
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 07/02/2015
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-AF:  BLUEBIRD SPRING
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   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: 07/02/2015
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-AG:  PRINGLE SPRING #1
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   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: 07/02/2015
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-AH:  PRINGLE SPRING #2
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   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: 07/02/2015
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-AI:  ASR WELL #10
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   Surface water within 500 feet: Yes
Construction adequate?: Yes   Surface water type: Stream
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 11/29/2010
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:  CITY PARK 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 - Seal Missing or Unknown   Surface water type: Unknown
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 07/02/2015
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Completed

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 09/01/2011 - 08/31/2012
 JanFebMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+		2
0
0		1
0
0		1
0
0		1
0
0		1
0
0		1
0
0		1
0
0		1
0
0		1
0
0		1
0
0		1
0
0		1
0
0		13
0
0
Outcome/Determination:  Low Risk
No historic GWUDI data were found.
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SRC-AC:  WELL #2
GW, Inactive, Emergency ---- Operating Period Unknown
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: High   Surface water within 500 feet: Yes
Construction adequate?: No - Inappropriate Depth   Surface water type: Stream
E. coli sources within 2-year time-of-travel: Yes   Data last updated: 07/02/2015
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-AD:  WELL #3
GW, Inactive (Disconnected), Other ---- Operating Period Unknown
Disinfection:  GWR 4-LOG VIRUS COMPLIANCE MON
Sensitivity Analysis Data
Aquifer sensitivity: Unknown   Surface water within 500 feet: Unknown
Construction adequate?: Unknown   Surface water type: Unknown
E. coli sources within 2-year time-of-travel: Unknown   Data last updated: 07/02/2015
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-BA:  WELL #7
GW, Inactive (Disconnected), Other ---- Operating Period Unknown
Disinfection: None
Sensitivity Analysis Data
Aquifer sensitivity: Moderate   Surface water within 500 feet: No
Construction adequate?: Yes   Surface water type: Unknown
E. coli sources within 2-year time-of-travel: No   Data last updated: 07/02/2015
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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