Is Asbury, IA tap water safe?
The short answer
Neither of the 2 utilities serving Asbury has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Iowa’s records.
Dubuque Water Works, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 5.1 ppt, above EPA’s new limit, which takes effect in 2029.
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 Asbury’s ZIP codes, from EPA’s estimates.
- Open report
Dubuque Water Works
Iowa · serves 59,667 people · about 1,000 in Asbury
1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 5.1 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
Asbury Municipal Water System
Iowa · serves 5,943 people · about 510 in Asbury
1 result above EPA’s health benchmark. The worst: Lithium at 69 ppb, above EPA’s health benchmark.
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 Dubuque Water Works’s water, which serves the most people here. Another utility’s report names what handles its own results.
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ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOA, Lead
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, Lead
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, Lead
Water testing near Asbury
The 3 labs Iowa certifies closest to Asbury, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Dubuque County Health Department
Dubuque, IA · under a mile
Certified for bacteria
ChemRight Laboratories
Maquoketa, IA · about 29 miles
Certified for bacteria, nitrate, minerals and other inorganics
Linn County Public Health Department
Cedar Rapids, IA · about 59 miles
Certified for bacteria, nitrate
State Hygienic Laboratory at the University of Iowa: Through the Grants-to-Counties program, private well owners in participating counties can have their water tested for total coliform bacteria and nitrate. Start with the county sanitarian at your county health department. No cost in a participating county. The Grants-to-Counties Program, State Hygienic Lab at the University of Iowa.
All 36 certified labs for IowaZIP codes in Asbury
Which ZIP codes are in Asbury: 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: Iowa DNR, laboratories certified for drinking water; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Asbury
Towns nearby with a page of their own.
What to do next
- Read Dubuque Water Works’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOARanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water