Is EQUESTRIAN ESTATES CO OP WATER ASSOC required to publish a Consumer Confidence Report?

Yes. EQUESTRIAN ESTATES CO OP WATER ASSOC is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is EQUESTRIAN ESTATES CO OP WATER ASSOC’s next Consumer Confidence Report due?

EQUESTRIAN ESTATES CO OP WATER ASSOC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

LAS VEGAS, NV · Clark County

EQUESTRIAN ESTATES CO OP WATER ASSOC Water System

Consumer Confidence Report status

EQUESTRIAN ESTATES CO OP WATER ASSOC must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for EQUESTRIAN ESTATES CO OP WATER ASSOC.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Nevada’s official records. Always confirm current status with Nevada before making decisions based on this information.

System facts

System ID (PWSID): NV0000109
System type: Community Water System
Population served: 108
Service connections: 37
Ownership: privately owned
Water source: groundwater (wells)

EQUESTRIAN ESTATES CO OP WATER ASSOC is one of 293 community water systems in Nevada in the 500 or fewer people size category, serving 108 people from groundwater.

As of August 1, 2026, its federal record holds 38 entries between 1980 and 2025, all of which EPA lists as closed.

Of the 38, 6 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals, the Total Coliform Rules, and the Groundwater Rule.

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2025 – March 3, 2025
Resolved
Report Sample Result/Fail Monitor (RTCR)
—
Revised Total Coliform Rule
November 1, 2024 – January 10, 2025
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2024 – March 31, 2024
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
January 11, 2023 – August 6, 2025
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
January 11, 2023 – August 6, 2025
Resolved
Report Sample Result/Fail Monitor (RTCR)
—
Revised Total Coliform Rule
January 1, 2023 – May 10, 2023
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Arsenic
January 1, 2023 – December 31, 2025
Archived
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2023 – March 31, 2023
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2022 – June 30, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2022 – March 31, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2019 – September 27, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2019 – June 30, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2019 – March 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2013 – December 31, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2013 – September 30, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2013 – June 30, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2012 – June 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2012 – March 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2012 – March 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2011 – September 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2011 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2011 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2010 – December 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2010 – September 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2010 – June 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2010 – March 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2009 – March 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2003 – August 31, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1997 – October 31, 1997
Archived
Notification, Public
—
Coliform (Pre-TCR)
February 29, 1988 – March 28, 1988
Archived
Notification, Public
—
Coliform (Pre-TCR)
November 30, 1987 – December 29, 1987
Archived
Notification, Public
—
Coliform (Pre-TCR)
June 30, 1986 – July 29, 1986
Archived
Notification, Public
—
Coliform (Pre-TCR)
March 30, 1984 – April 29, 1984
Archived
Notification, Public
—
Coliform (Pre-TCR)
July 31, 1983 – August 30, 1983
Archived
Notification, Public
—
Coliform (Pre-TCR)
February 29, 1980 – March 28, 1980
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2025 – March 3, 2025	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
November 1, 2024 – January 10, 2025	Report Sample Result/Fail Monitor (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2024 – March 31, 2024	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 11, 2023 – August 6, 2025	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
January 11, 2023 – August 6, 2025	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
January 1, 2023 – May 10, 2023	Report Sample Result/Fail Monitor (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2023 – December 31, 2025	Monitoring, Regular	Arsenic	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Arsenic	—	Archived
January 1, 2023 – March 31, 2023	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2022 – June 30, 2022	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2019 – September 27, 2019	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2019 – June 30, 2019	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2019 – March 31, 2019	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2013 – December 31, 2013	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2013 – June 30, 2013	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2012 – June 30, 2012	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
March 1, 2012 – March 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2012 – March 31, 2012	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2011 – September 30, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2011 – March 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2010 – September 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2010 – June 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2010 – March 31, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2009 – March 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
August 1, 2003 – August 31, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 1997 – October 31, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
February 29, 1988 – March 28, 1988	Notification, Public	Coliform (Pre-TCR)	—	Archived
November 30, 1987 – December 29, 1987	Notification, Public	Coliform (Pre-TCR)	—	Archived
June 30, 1986 – July 29, 1986	Notification, Public	Coliform (Pre-TCR)	—	Archived
March 30, 1984 – April 29, 1984	Notification, Public	Coliform (Pre-TCR)	—	Archived
July 31, 1983 – August 30, 1983	Notification, Public	Coliform (Pre-TCR)	—	Archived
February 29, 1980 – March 28, 1980	Notification, Public	Coliform (Pre-TCR)	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

January 23, 2025State Public Notification requested1 linked violation
April 10, 2024State Violation/Reminder Notice1 linked violation
March 20, 2024State Compliance achieved2 linked violations
May 10, 2023State Compliance achieved4 linked violations
April 1, 2023State Public Notification requested5 linked violations
April 1, 2023State Public Notification requested3 linked violations
April 1, 2023State Violation/Reminder Notice3 linked violations
July 10, 2022State Public Notification requested1 linked violation
July 10, 2022State Violation/Reminder Notice2 linked violations
June 30, 2022State Compliance achieved3 linked violations
May 18, 2022State Compliance achieved2 linked violations
April 10, 2022State Public Notification requested2 linked violations
April 10, 2022State Violation/Reminder Notice1 linked violation
April 10, 2022State Violation/Reminder Notice2 linked violations
April 10, 2022State Public Notification requested1 linked violation
April 10, 2022State Violation/Reminder Notice2 linked violations
December 4, 2019State Violation/Reminder Notice3 linked violations
August 21, 2019State Compliance achieved4 linked violations
January 30, 2014State Compliance achieved20 linked violations
December 31, 2013State Public Notification requested1 linked violation
August 12, 2013State Public Notification requested9 linked violations
April 30, 2013State Violation/Reminder Notice3 linked violations
May 3, 2012State Violation/Reminder Notice3 linked violations
April 19, 2012State Compliance achieved2 linked violations
January 25, 2010State Administrative/Compliance Order without penalty issued18 linked violations

Common questions

Is EQUESTRIAN ESTATES CO OP WATER ASSOC required to publish a Consumer Confidence Report?: Yes. EQUESTRIAN ESTATES CO OP WATER ASSOC is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is EQUESTRIAN ESTATES CO OP WATER ASSOC’s next Consumer Confidence Report due?: EQUESTRIAN ESTATES CO OP WATER ASSOC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does EQUESTRIAN ESTATES CO OP WATER ASSOC have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for EQUESTRIAN ESTATES CO OP WATER ASSOC.
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

MILLER, KATIE

702-933-7764

LAS VEGAS, NV 89120