00252 GW/GWUDI Source Detail | Data Online | Oregon Drinking Water Services

OHA Drinking Water Services

PWS ID: 00252 ---- DAYTON, CITY OF

GW/GWUDI Source Detail

Non-purchased Groundwater/GWUDI Sources:

SRC-AA - SPRING AREA A (LOWER SPRINGS)
SRC-AB - SPRING AREA B (UPPER SPRINGS)
SRC-AC - MCDOUGAL WELL 1
SRC-AD - MCDOUGAL WELL 2
SRC-BA - WELL #1
SRC-BB - WELL #3
SRC-BC - WELL #4
SRC-BF - WELL #2
SRC-BG - WELL #5
SRC-BD - FLOWER LN WELL (Inactive)
SRC-BE - 11TH ST. WELL (PALMER) (Inactive)
SRC-DA - POST OFFICE WELL (FERRY ST.) (Inactive)

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SRC-AA: SPRING AREA A (LOWER SPRINGS)

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?:	Unknown	Surface water type:	Unknown
E. coli sources within 2-year time-of-travel:	Yes	Data last updated:	7/19/2010

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? Complete

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 5/1/2011 - 2/29/2012

	Jan	Mar	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
# Samples TC+ E. coli+	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -
Outcome/Determination: N/A

No historic GWUDI data were found.

SRC-AB: SPRING AREA B (UPPER SPRINGS)

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?:	Unknown	Surface water type:	Unknown
E. coli sources within 2-year time-of-travel:	Yes	Data last updated:	7/19/2010

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? Complete

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 5/1/2011 - 2/29/2012

	Jan	Mar	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
# Samples TC+ E. coli+	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -	0 - -
Outcome/Determination: N/A

No historic GWUDI data were found.

SRC-AC: MCDOUGAL 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?:	No - Seal Missing or Unknown	Surface water type:	Stream
E. coli sources within 2-year time-of-travel:	Yes	Data last updated:	7/19/2010

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? Completed

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 1/1/2010 - 6/30/2011

	Jan	Mar	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
# Samples TC+ E. coli+	2 1 0	2 0 0	1 0 0	1 0 0	1 0 0	1 1 0	0 - -	1 0 0	2 0 0	1 0 0	1 1 0	1 0 0	14 3 0
Outcome/Determination: Low Risk

No historic GWUDI data were found.

SRC-AD: MCDOUGAL 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?:	No - Open to More Than One Aquifer	Surface water type:	Stream
E. coli sources within 2-year time-of-travel:	Yes	Data last updated:	7/19/2010

Monthly Assessment Monitoring Data

Monthly Assessment Monitoring Required? Completed

Monthly Schedule (Closed): 1 sample(s) per month to be taken beginning 5/1/2011 - 5/31/2012

	Jan	Mar	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Total
# Samples TC+ E. coli+	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	1 0 0	1 0 0	11 0 0
Outcome/Determination: Low Risk

No historic GWUDI data were found.

SRC-BA: WELL #1

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

Disinfection: MIXED OXIDANTS, PRE ; 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:	12/11/2012

Monthly Assessment Monitoring Data

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

SRC-BB: WELL #3

GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31

Disinfection: MIXED OXIDANTS, PRE ; 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:	No	Data last updated:	3/2/2021

Monthly Assessment Monitoring Data

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

SRC-BC: WELL #4

GW, Active, Permanent ---- Operating Period: Jan 1 - Dec 31

Disinfection: MIXED OXIDANTS, PRE ; 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:	No	Data last updated:	3/3/2021

Monthly Assessment Monitoring Data

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

SRC-BF: WELL #2

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

Disinfection: MIXED OXIDANTS, PRE ; RESID. MAINT. HYPOCHLORINATION

Sensitivity Analysis Data

Aquifer sensitivity:	High	Surface water within 500 feet:	No
Construction adequate?:	No - Inappropriate Materials	Surface water type:	Unknown
E. coli sources within 2-year time-of-travel:	No	Data last updated:	3/3/2021

Monthly Assessment Monitoring Data

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

SRC-BG: WELL #5

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

Disinfection: MIXED OXIDANTS, PRE ; RESID. MAINT. HYPOCHLORINATION

Sensitivity Analysis Data

Aquifer sensitivity:	High	Surface water within 500 feet:	No
Construction adequate?:	No - Inappropriate Materials	Surface water type:	Unknown
E. coli sources within 2-year time-of-travel:	No	Data last updated:	6/5/2025

Monthly Assessment Monitoring Data

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

SRC-BD: FLOWER LN WELL

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

Disinfection: MIXED OXIDANTS, PRE ; 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:	Unknown	Data last updated:	7/19/2010

Monthly Assessment Monitoring Data

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

SRC-BE: 11TH ST. WELL (PALMER)

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

Disinfection: MIXED OXIDANTS, PRE ; 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:	7/19/2010

Monthly Assessment Monitoring Data

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

SRC-DA: POST OFFICE WELL (FERRY ST.)

GW, Inactive (Disconnected), Other ---- Operating Period Unknown

Disinfection: None

Sensitivity Analysis Data

Aquifer sensitivity:	High	Surface water within 500 feet:	Yes
Construction adequate?:	No - Seal Missing or Unknown	Surface water type:	Stream
E. coli sources within 2-year time-of-travel:	Yes	Data last updated:	7/19/2010

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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