Is Quincy, WA tap water safe?
The short answer
2 of the 6 utilities serving Quincy have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Washington’s records: Weiler - Martin Tracts Water Assn and Golden Valley Water Assn.
City of Quincy Water Department, which serves the most people here, has 2 results above the health goal. The worst: Lead at 2.5 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from City of Quincy Water Department is very hard, typically 210 mg/L (12.3 grains per gallon). How Washington’s water compares.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Quincy’s ZIP codes, from EPA’s estimates.
- Open report
City of Quincy Water Department
Washington · serves 8,415 people · under 100 in Quincy
2 results above the health goal. The worst: Lead at 2.5 ppb, above the health goal. Hardness: very hard, typically 210 mg/L (12.3 grains per gallon).
No health-based violations since 2016
- Open report
Weiler - Martin Tracts Water Assn
Washington · serves 1,163 people · under 100 in Quincy
1 result above the legal limit. The worst: Nitrate at 10.2 ppm, above the legal limit. Hardness: very hard, 215 mg/L (12.6 grains per gallon).
1 health-based violation since 2016
- Open report
Golden Valley Water Assn
Washington · serves 138 people · under 100 in Quincy
1 result above the legal limit and 1 result above the health goal. The worst: Nitrate at 10.3 ppm, above the legal limit.
8 health-based violations since 2016
- Open report
Sunland Estates Homeowners Assn
Washington · serves 1,480 people · under 100 in Quincy
1 result above the health goal. The worst: Arsenic at 0.92 ppb, above the health goal. Hardness: very hard, 233 mg/L (13.6 grains per gallon).
No health-based violations since 2016
- Open report
Sunserra at Crescent Bar
Washington · serves 1,000 people · under 100 in Quincy
2 results above the health goal. The worst: Nitrate at 10.6 ppm, above the health goal. Hardness: hard, typically 146 mg/L (8.5 grains per gallon).
No health-based violations since 2016
- Open report
The Village at Colockum Ridge
Washington · serves 144 people · under 100 in Quincy
1 result above the health goal. The worst: Arsenic at 1.8 ppb, above the health goal. Hardness: very hard, 195 mg/L (11.4 grains per gallon).
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in City of Quincy Water Department’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Water testing near Quincy
The 3 labs Washington certifies closest to Quincy, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Soiltest Farm Consultants, Inc. Laboratory
Moses Lake, WA · about 25 miles
Certified for nitrate, minerals and other inorganics
Anatek Labs, Inc - Wenatchee
Wenatchee, WA · about 29 miles
Certified for bacteria
AV Labs, Inc
Othello, WA · about 40 miles
Certified for bacteria
ZIP codes in Quincy
Which ZIP codes are in Quincy: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Washington State Department of Ecology, Lab Accreditation Program, environmental laboratories accredited for drinking water analyses; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Quincy
Other towns in Grant County with a page of their own.
What to do next
- Read City of Quincy Water Department’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water