Golden Valley Improvement District

Published drinking-water records and contacts for Golden Valley Improvement District. System AZ0408081. Review sources and dates; not a real-time water assessment.

System ID: AZ0408081
State or territory: AZ
Published population served: 3950
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 120 — 2023-01-10 – 2025-05-01
Lead and copper monitoring summaries: 9 — 2001-01-01 – 2023-12-31

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	2025-05-01	Well 55-530665-2 Treatment / EPDS002
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
ADONA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
NFDHA	< 0.02 µg/L	0.02 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFBA	< 0.005 µg/L	0.005 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFBS	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFDA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFDoA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFEESA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFHpA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFHpS	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFHxA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFHxS	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFMBA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFMPA	< 0.004 µg/L	0.004 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFNA	< 0.004 µg/L	0.004 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFOA	< 0.004 µg/L	0.004 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFOS	< 0.004 µg/L	0.004 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFPeA	< 0.003 µg/L	0.003 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFPeS	< 0.004 µg/L	0.004 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFTA	< 0.008 µg/L	0.008 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFTrDA	< 0.007 µg/L	0.007 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
PFUnA	< 0.002 µg/L	0.002 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002
lithium	40 µg/L	9 µg/L	2025-05-01	Well 55-530665-2 Treatment / EPDS002

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 mg/L	2021-01-01 – 2023-12-31	2026Q3
Lead (PB90)	0 mg/L	2018-01-01 – 2020-12-31	2026Q3
Lead (PB90)	0 mg/L	2017-01-01 – 2019-12-31	2026Q3
Lead (PB90)	0 mg/L	2016-01-01 – 2018-12-31	2026Q3
Lead (PB90)	0 mg/L	2013-01-01 – 2015-12-31	2026Q3
Lead (PB90)	0.0034 mg/L	2012-01-01 – 2014-12-31	2026Q3
Lead (PB90)	0.0027 mg/L	2008-01-01 – 2010-12-31	2026Q3
Lead (PB90)	0.007 mg/L	2002-01-01 – 2004-12-31	2026Q3

Published compliance history

11 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
Arsenic Rule / Monitoring, Regular	2025-07-01 – 2025-09-30	Resolved	No	2026Q3
Arsenic Rule / Monitoring, Regular	2025-04-01 – 2025-06-30	Resolved	No	2026Q3
Ground Water Rule / Failure To Address Deficiency	2025-03-15 – —	Unaddressed	Yes	2026Q3
Consumer Confidence Rule / Consumer Confidence Report Inadequate Reporting	2022-10-02 – —	Resolved	No	2026Q3
Arsenic Rule / Monitoring, Regular	2018-07-01 – 2018-09-30	Resolved	No	2026Q3
Arsenic Rule / Monitoring, Regular	2018-04-01 – 2018-06-30	Resolved	No	2026Q3
Arsenic Rule / Monitoring, Regular	2017-07-01 – 2017-09-30	Resolved	No	2026Q3
Volatile Organic Chemicals / Monitoring, Regular	1987-01-01 – 1992-01-01	Archived	No	2026Q3
Volatile Organic Chemicals / Monitoring, Regular	1987-01-01 – 1992-01-01	Archived	No	2026Q3
Volatile Organic Chemicals / Monitoring, Regular	1987-01-01 – 1992-01-01	Archived	No	2026Q3
Volatile Organic Chemicals / Monitoring, Regular	1987-01-01 – 1992-01-01	Archived	No	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)

Mohave County Public Works Dept: 928-757-0910

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