COAL BASIN DWUA

New Mexico — Community Water System — PWSID: NM3508217

System Information

PWSID	NM3508217
System Name	COAL BASIN DWUA
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	06
Serves School	No
Wholesaler	No
First Reported	Mar 12, 1980
Last Reported	Dec 3, 2025

Location & Contact

State	New Mexico
City	GALLUP
ZIP Code	87305
Address	—
Organization	GERARD, JOHN
Phone	505-870-1951

Population & Service

Population Served	116
Service Connections	34

Drinking Water Violations (278)

This water system has 278 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 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2025	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Oct 23, 2024	—	Groundwater Rule	TT	Yes	No	—	—	—	Unaddressed	—	Ground Water Rule
Jan 1, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 19, 2023	Lead and Copper Rule
Jan 1, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 19, 2023	Lead and Copper Rule
Jan 1, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 19, 2023	Lead and Copper Rule
Jul 1, 2022	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 19, 2023	Lead and Copper Rule
Jul 1, 2022	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 19, 2023	Lead and Copper Rule
Jul 1, 2022	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 19, 2023	Lead and Copper Rule
Jun 8, 2020	—	Public Notice	Other	No	No	—	—	—	Resolved	Feb 17, 2022	Public Notice Rule and Revised PN Rule
May 21, 2020	—	Public Notice	Other	No	No	—	—	—	Resolved	Sep 14, 2021	Public Notice Rule and Revised PN Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Oct 16, 2019	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Jul 21, 2019	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Jul 21, 2019	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Jul 21, 2019	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Jul 21, 2019	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Dec 26, 2019	Ground Water Rule
Feb 13, 2019	—	Public Notice	Other	No	No	—	—	—	Resolved	Feb 17, 2022	Public Notice Rule and Revised PN Rule
Mar 19, 2018	—	Public Notice	Other	No	No	—	—	—	Resolved	Apr 12, 2018	Public Notice Rule and Revised PN Rule
Mar 15, 2018	—	Public Notice	Other	No	No	—	—	—	Resolved	Apr 12, 2018	Public Notice Rule and Revised PN Rule
Oct 8, 2017	—	Public Notice	Other	No	No	—	—	—	Resolved	Mar 28, 2019	Public Notice Rule and Revised PN Rule
Oct 8, 2017	—	Public Notice	Other	No	No	—	—	—	Resolved	Mar 28, 2019	Public Notice Rule and Revised PN Rule
Apr 30, 2017	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 23, 2019	Ground Water Rule
Apr 30, 2017	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 22, 2017	Ground Water Rule
Apr 30, 2017	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 23, 2019	Ground Water Rule
Apr 30, 2017	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 23, 2019	Ground Water Rule
Apr 30, 2017	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 23, 2019	Ground Water Rule
Apr 30, 2017	—	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	May 23, 2019	Ground Water 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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