01150 GW/GWUDI Source Detail | Data Online | Oregon Drinking Water Services

OHA Drinking Water Services

PWS ID: 01150 ---- FOREST HAVEN SUBDIVISION

GW/GWUDI Source Detail

Non-purchased Groundwater/GWUDI Sources:

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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:	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:	4/18/2017

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? No
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.

SRC-AC: WELL #3

GW, Active, Permanent ---- Operating Period Unknown

Disinfection: RESID. MAINT. HYPOCHLORINATION

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:	5/24/2012

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? No
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.

SRC-AA: WELL #1 (ABANDONED)

GW, Inactive (Abandoned), Other ---- Operating Period: Jan 1 - Dec 31

Disinfection: RESID. MAINT. HYPOCHLORINATION

Sensitivity Analysis Data

Aquifer sensitivity:	High	Surface water within 500 feet:	Unknown
Construction adequate?:	No	Surface water type:	Unknown
E. coli sources within 2-year time-of-travel:	Unknown	Data last updated:	5/18/2012

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? Pending
No monthly assessment monitoring schedule found.
No historic GWUDI data were found.

SRC-AD: SPRING

GW, Inactive, Emergency ---- Operating Period Unknown

Disinfection: RESID. MAINT. HYPOCHLORINATION

Sensitivity Analysis Data

Aquifer sensitivity:	High	Surface water within 500 feet:	Unknown
Construction adequate?:	No - Seal Missing or Unknown	Surface water type:	Unknown
E. coli sources within 2-year time-of-travel:	Yes	Data last updated:	3/14/2025

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? Completed

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 2/1/2025 - 12/11/2025

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
# Samples TC+ E. coli+	0 - -	0 - -	0 - -	1 1 0	0 - -	1 0 0	1 0 0	6 6 6	0 - -	0 - -	1 1 0	0 - -	10 8 6
Outcome/Determination: E. coli Confirmed

No historic GWUDI data were found.

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