PIERSON WATER SUPPLY

Iowa — Community Water System — PWSID: IA9766041

System Information

PWSID	IA9766041
System Name	PIERSON WATER SUPPLY
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	07
Serves School	No
Wholesaler	No
First Reported	Feb 27, 1979
Last Reported	Dec 19, 2025

Location & Contact

State	Iowa
City	PIERSON
ZIP Code	51048
Address	ATTN JEANETTE BEEKMAN
Organization	PIERSON WATER SUPPLY
Phone	712-375-5015

Population & Service

Population Served	337
Service Connections	164

Drinking Water Violations (62)

This water system has 62 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
Oct 1, 2020	Oct 31, 2020	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Oct 31, 2020	Nitrate Rule
Oct 1, 2020	Oct 31, 2020	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Oct 31, 2020	Nitrate Rule
Oct 1, 2020	Oct 31, 2020	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Oct 31, 2020	Nitrate Rule
Oct 1, 2020	Oct 31, 2020	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Oct 31, 2020	Nitrate Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Jan 1, 1995	Mar 31, 1995	Nitrate	MCL	Yes	No	13.8	10 mg/L	—	Resolved	Mar 31, 1995	Nitrate Rule
Jan 1, 1995	Mar 31, 1995	Nitrate	MCL	Yes	No	13.8	10 mg/L	—	Resolved	Mar 31, 1995	Nitrate Rule
Jan 1, 1995	Mar 31, 1995	Nitrate	MCL	Yes	No	13.8	10 mg/L	—	Resolved	Mar 31, 1995	Nitrate Rule
Jan 1, 1995	Mar 31, 1995	Nitrate	MCL	Yes	No	13.8	10 mg/L	—	Resolved	Mar 31, 1995	Nitrate Rule
Oct 1, 1994	Oct 31, 1994	Nitrate	MCL	Yes	No	13.6	10 mg/L	—	Resolved	Oct 31, 1994	Nitrate Rule
Oct 1, 1994	Oct 31, 1994	Nitrate	MCL	Yes	No	13.6	10 mg/L	—	Resolved	Oct 31, 1994	Nitrate Rule
Oct 1, 1994	Oct 31, 1994	Nitrate	MCL	Yes	No	13.6	10 mg/L	—	Resolved	Oct 31, 1994	Nitrate Rule
Oct 1, 1994	Oct 31, 1994	Nitrate	MCL	Yes	No	13.6	10 mg/L	—	Resolved	Oct 31, 1994	Nitrate Rule
Jul 1, 1994	Jul 31, 1994	Nitrate	MCL	Yes	No	13.7	10 mg/L	—	Resolved	Jul 31, 1994	Nitrate Rule
Jul 1, 1994	Jul 31, 1994	Nitrate	MCL	Yes	No	13.7	10 mg/L	—	Resolved	Jul 31, 1994	Nitrate Rule
Jul 1, 1994	Jul 31, 1994	Nitrate	MCL	Yes	No	13.7	10 mg/L	—	Resolved	Jul 31, 1994	Nitrate Rule
Jul 1, 1994	Jul 31, 1994	Nitrate	MCL	Yes	No	13.7	10 mg/L	—	Resolved	Jul 31, 1994	Nitrate Rule
May 1, 1994	May 31, 1994	Nitrate	MCL	Yes	No	12.2	10 mg/L	—	Resolved	May 31, 1994	Nitrate Rule
May 1, 1994	May 31, 1994	Nitrate	MCL	Yes	No	12.2	10 mg/L	—	Resolved	May 31, 1994	Nitrate Rule
May 1, 1994	May 31, 1994	Nitrate	MCL	Yes	No	12.2	10 mg/L	—	Resolved	May 31, 1994	Nitrate Rule
May 1, 1994	May 31, 1994	Nitrate	MCL	Yes	No	12.2	10 mg/L	—	Resolved	May 31, 1994	Nitrate Rule
Aug 1, 1993	Aug 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Aug 31, 1993	Total Coliform Rule
Aug 1, 1993	Aug 31, 1993	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Aug 31, 1993	Total Coliform Rule
Aug 1, 1993	Aug 31, 1993	Nitrate	MCL	Yes	No	11.2	10 mg/L	—	Resolved	Aug 31, 1993	Nitrate Rule
Aug 1, 1993	Aug 31, 1993	Nitrate	MCL	Yes	No	11.2	10 mg/L	—	Resolved	Aug 31, 1993	Nitrate Rule
Jan 1, 1993	Jan 31, 1993	Nitrate	MCL	Yes	No	11.2	10 mg/L	—	Resolved	Jan 31, 1993	Nitrate Rule
Jan 1, 1993	Jan 31, 1993	Nitrate	MCL	Yes	No	11.2	10 mg/L	—	Resolved	Jan 31, 1993	Nitrate Rule
Aug 1, 1992	Aug 31, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 1992	Total Coliform Rule
Aug 1, 1992	Aug 31, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 1992	Total Coliform Rule
Aug 1, 1992	Aug 31, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 1992	Total Coliform Rule
Aug 1, 1992	Aug 31, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 1992	Total Coliform Rule
Jan 1, 1987	Jan 31, 1987	Nitrate	Other	No	No	—	10 mg/L	—	Resolved	Jan 31, 1987	Nitrate Rule
Jan 1, 1987	Jan 31, 1987	Nitrate	Other	No	No	—	10 mg/L	—	Resolved	Jan 31, 1987	Nitrate Rule
Jan 1, 1987	Jan 31, 1987	Nitrate	Other	No	No	—	10 mg/L	—	Resolved	Jan 31, 1987	Nitrate Rule
Jan 1, 1987	Jan 31, 1987	Nitrate	Other	No	No	—	10 mg/L	—	Resolved	Jan 31, 1987	Nitrate Rule
Jan 1, 1987	Jan 31, 1987	Nitrate	Other	No	No	—	10 mg/L	—	Resolved	Jan 31, 1987	Nitrate Rule
Jan 1, 1987	Jan 31, 1987	Nitrate	Other	No	No	—	10 mg/L	—	Resolved	Jan 31, 1987	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1986	Oct 31, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	—	Resolved	Oct 31, 1986	Nitrate Rule
Oct 1, 1985	Sep 30, 1986	Nitrate	MCL	Yes	No	12	10 mg/L	10	Archived	Sep 30, 1986	Nitrate 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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