OHA Drinking Water Services
OR41
PWS ID: 00700 ---- LADY CREEK WATER SYSTEM
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:  RESID. MAINT. HYPOCHLORINATION
Sensitivity Analysis Data
Aquifer sensitivity: High   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: 2/17/2017
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Pending
No monthly assessment monitoring schedule found.

Historic GWUDI Monitoring Data
Sample Date Result
5/24/2010 Absent
2/8/2010 Absent
3/31/2008 Absent
11/30/2007 Absent
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SRC-AB:  WELL #2
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  RESID. MAINT. HYPOCHLORINATION
Sensitivity Analysis Data
Aquifer sensitivity: High   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: 2/17/2017
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Pending
No monthly assessment monitoring schedule found.

Historic GWUDI Monitoring Data
Sample Date Result
12/31/2007 Absent
9/30/2007 Absent
8/31/2007 Absent
7/31/2007 Absent
5/31/2007 Absent
4/30/2007 Absent
3/31/2007 Absent
2/28/2007 Absent
1/31/2007 Absent
12/31/2006 Absent
11/30/2006 Absent
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SRC-AC:  WELL #3
GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31
Disinfection:  RESID. MAINT. HYPOCHLORINATION
Sensitivity Analysis Data
Aquifer sensitivity: High   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: 2/17/2017
Monthly Assessment Monitoring Data
Monthly Assessment Monitoring Required? Completed

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 10/31/2007 - 8/31/2010
 JanMarMarAprMayJunJulAugSepOctNovDecTotal
# Samples
TC+
E. coli+ 		0
-
-		 0
-
-		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 1
0
0		 0
-
-		 1
0
0		 1
0
0		 9
0
0
Outcome/Determination:  Low Risk

Historic GWUDI Monitoring Data
Sample Date Result
5/24/2010 Absent
4/25/2010 Absent
2/29/2008 Absent
1/31/2008 Absent
10/31/2007 Absent
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