DILLMAN ESTATES

Wyoming — Community Water System — PWSID: WY5601248

System Information

PWSID	WY5601248
System Name	DILLMAN ESTATES
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Aug 24, 1994
Last Reported	Nov 17, 2025

Location & Contact

State	Wyoming
City	TORRINGTON
ZIP Code	82240
Address	500 Sage Drive
Organization	ROST, DAVID
Phone	—

Population & Service

Population Served	100
Service Connections	33

Drinking Water Violations (50)

This water system has 50 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
Apr 1, 2021	Jun 30, 2021	Nitrate-Nitrite	MR	No	Yes	—	—	—	Resolved	Jun 30, 2021	Nitrate Rule
Apr 1, 2021	Jun 30, 2021	Nitrite	MR	No	Yes	—	1 mg/L	—	Resolved	Jun 30, 2021	Nitrate Rule
Apr 1, 2020	Jun 30, 2020	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Jun 30, 2020	Arsenic Rule
Oct 1, 2018	Dec 31, 2018	Nitrite	MR	No	Yes	—	1 mg/L	—	Resolved	Dec 31, 2018	Nitrate Rule
Sep 1, 2018	Sep 30, 2018	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2018	Revised Total Coliform Rule
Dec 1, 2016	Dec 31, 2016	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Dec 31, 2016	Revised Total Coliform Rule
May 18, 2016	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
May 18, 2016	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
May 18, 2016	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
May 18, 2016	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
Jul 22, 2015	—	E. COLI	MR	No	No	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
Jul 22, 2015	—	E. COLI	MR	No	No	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
Oct 1, 2012	Oct 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2012	Total Coliform Rule
Oct 1, 2012	Oct 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2012	Total Coliform Rule
Jul 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
Jul 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
Jul 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Feb 16, 2018	Ground Water Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jan 1, 2004	Dec 31, 2007	Combined Uranium	MR	No	Yes	—	30 ug/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Gross Alpha, Excl. Radon and U	MR	No	Yes	—	15 pCi/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Gross Alpha, Excl. Radon and U	MR	No	Yes	—	15 pCi/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-226	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Gross Alpha, Excl. Radon and U	MR	No	Yes	—	15 pCi/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Gross Alpha, Excl. Radon and U	MR	No	Yes	—	15 pCi/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Combined Uranium	MR	No	Yes	—	30 ug/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Combined Uranium	MR	No	Yes	—	30 ug/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Combined Uranium	MR	No	Yes	—	30 ug/L	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-226	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-228	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-228	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-228	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-228	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-226	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Jan 1, 2004	Dec 31, 2007	Radium-226	MR	No	Yes	—	—	—	Resolved	Dec 31, 2007	Radionuclides and Revised Rad Rule
Nov 1, 1999	Nov 30, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 1999	Total Coliform Rule
Nov 1, 1999	Nov 30, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 1999	Total Coliform Rule
Nov 1, 1999	Nov 30, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1999	Total Coliform Rule
Nov 1, 1999	Nov 30, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1999	Total Coliform Rule
Oct 19, 1999	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Mar 4, 2004	Consumer Confidence Rule
Oct 19, 1999	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Mar 4, 2004	Consumer Confidence Rule
Oct 19, 1999	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Mar 4, 2004	Consumer Confidence Rule
Oct 1, 1999	Oct 31, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1999	Total Coliform Rule
Oct 1, 1999	Oct 31, 1999	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 1999	Total Coliform Rule
Aug 1, 1998	Aug 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1998	Total Coliform Rule
Aug 1, 1998	Aug 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1998	Total Coliform Rule
Jul 1, 1998	Jul 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1998	Total Coliform Rule
Jul 1, 1998	Jul 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1998	Total Coliform Rule
—	—		—	No	No	—	—	—	—	—	—

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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