BLOCKTON WATER SUPPLY

Iowa — Community Water System — PWSID: IA8714018

System Information

PWSID	IA8714018
System Name	BLOCKTON WATER SUPPLY
System Type	Community Water System
Water Source	Surface Water Purchased
Activity Status	Inactive
Owner Type	Local
EPA Region	07
Serves School	No
Wholesaler	No
First Reported	Feb 27, 1979
Last Reported	Feb 19, 2020

Location & Contact

State	Iowa
City	BLOCKTON
ZIP Code	50836
Address	ATTN SURWA WATER SUPERINTENDENT
Organization	BLOCKTON WATER SUPPLY
Phone	641-788-2655

Population & Service

Population Served	192
Service Connections	110

Drinking Water Violations (63)

This water system has 63 violations recorded in the EPA SDWIS database.

Begin Date	End Date	Contaminant	Category	Health-Based	Major	Measured	Federal MCL	State MCL	Status	Return to Compliance	Rule
Jul 1, 2012	Aug 31, 2012	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Aug 31, 2012	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Aug 31, 2012	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Aug 31, 2012	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Aug 31, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Aug 31, 2012	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Aug 31, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Aug 31, 2012	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Aug 31, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1993	Total Coliform Rule
Sep 1, 1991	Sep 30, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1991	Total Coliform Rule
Sep 1, 1991	Sep 30, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1991	Total Coliform Rule
Sep 1, 1991	Sep 30, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1991	Total Coliform Rule
Sep 1, 1991	Sep 30, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1991	Total Coliform Rule
Sep 1, 1991	Sep 30, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1991	Total Coliform Rule
Sep 1, 1991	Sep 30, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Jul 1, 1991	Jul 31, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1991	Total Coliform Rule
Apr 1, 1991	Apr 30, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 23, 1991	Total Coliform Rule
Apr 1, 1991	Apr 30, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 23, 1991	Total Coliform Rule
Apr 1, 1991	Apr 30, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 23, 1991	Total Coliform Rule
Apr 1, 1991	Apr 30, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 23, 1991	Total Coliform Rule
Apr 1, 1991	Apr 30, 1991	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 23, 1991	Total Coliform Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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