GRIC DPW Wild Horse Pass

Published drinking-water records and contacts for GRIC DPW Wild Horse Pass. System 090400692. Review sources and dates; not a real-time water assessment.

System ID: 090400692
State or territory: AZ
Published population served: 22795
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 120 — 2025-04-30 – 2025-10-03
Lead and copper monitoring summaries: 11 — 2000-01-01 – 2025-12-31

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
Substance	Published result	Reporting limit	Sample date	Sampling location
11Cl-PF3OUdS	< 0.005 µg/L	0.005 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
ADONA	< 0.003 µg/L	0.003 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
NFDHA	< 0.02 µg/L	0.02 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFBA	< 0.005 µg/L	0.005 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFBS	< 0.003 µg/L	0.003 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFDA	< 0.003 µg/L	0.003 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFDoA	< 0.003 µg/L	0.003 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFEESA	< 0.003 µg/L	0.003 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFHpA	< 0.003 µg/L	0.003 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFHpS	< 0.003 µg/L	0.003 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFHxA	< 0.003 µg/L	0.003 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFHxS	< 0.003 µg/L	0.003 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFMBA	< 0.003 µg/L	0.003 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFMPA	< 0.004 µg/L	0.004 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFNA	< 0.004 µg/L	0.004 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFOA	< 0.004 µg/L	0.004 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFOS	< 0.004 µg/L	0.004 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFPeA	< 0.003 µg/L	0.003 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFPeS	< 0.004 µg/L	0.004 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFTA	< 0.008 µg/L	0.008 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
PFTrDA	< 0.007 µg/L	0.007 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006
PFUnA	< 0.002 µg/L	0.002 µg/L	2025-10-03	D6 Gila Crossing Well - RO Water Blend SS / TP004
lithium	92.7 µg/L	9 µg/L	2025-10-03	WHP RO Water Treatment Facility-Finished Water SS / ST006

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
Substance	Published 90th percentile	Monitoring period	Source quarter
Lead (PB90)	= 0.0006 mg/L	2023-01-01 – 2025-12-31	2026Q3
Lead (PB90)	= 0.0005 mg/L	2020-01-01 – 2022-12-31	2026Q3
Lead (PB90)	= 0.0011 mg/L	2017-01-01 – 2019-12-31	2026Q3
Lead (PB90)	= 0.001 mg/L	2014-01-01 – 2016-12-31	2026Q3
Lead (PB90)	= 0.001 mg/L	2008-01-01 – 2010-12-31	2026Q3
Lead (PB90)	< 0.001 mg/L	2008-01-01 – 2010-12-31	2026Q3
Lead (PB90)	< 0.001 mg/L	2005-01-01 – 2007-12-31	2026Q3
Lead (PB90)	= 0.0034 mg/L	2004-01-01 – 2004-12-31	2026Q3

Published compliance history

4 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / record	Period	Recorded status	Health-based (EPA classification)	Source quarter
Lead and Copper Rule Revisions / LSL Inventory	2024-10-17 – —	Resolved	Yes	2026Q3
Lead and Copper Rule / Lead Consumer Notice	2023-08-25 – —	Resolved	No	2026Q3
Arsenic Rule / Monitoring, Regular	2023-01-01 – 2023-03-31	Resolved	No	2026Q3
Revised Total Coliform Rule / Maximum Contaminant Level Violation, E. coli (RTCR)	2018-12-01 – 2018-12-31	Resolved	Yes	2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17

Administrative contact (EPA filing)

GRIC Department of Public Works: 5206107845

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records