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PUBLIC WATER SYSTEM REPORT

Is RIB MOUNTAIN WATER UTILITY Water Safe to Drink in 2026?

Wisconsin · PWSID WI7370660 · Ground water

Population served
6,398
Cities served
WAUSAU
State / jurisdiction
Wisconsin (WI)
PWSID
WI7370660
F
TAP WATER GRADE
High risk
Model score 6/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
10 violation record(s) in the latest EPA SDWA quarterly snapshotPFAS above EPA MCL (UCMR5 regulated compounds)

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CONTAMINANTS — EPA UCMR5 MONITORING
Compound
Level (ppt)
EPA limit
Health guideline
Status
PFPeA
23.0
Within / n/a
Unregulated (monitored)
PFBA
16.0
Within / n/a
Unregulated (monitored)
PFOSregulated
9.4
4 ppt
Exceeds
Above health advisory
PFHxSregulated
9.2
10 ppt
Within / n/a
MCL exceedance
PFHxA
5.9
Within / n/a
Unregulated (monitored)
PFOAregulated
5.2
4 ppt
Exceeds
Above health advisory
PFBS
3.8
Within / n/a
Unregulated (monitored)

Source: EPA UCMR5 · ppt = parts per trillion · MCL = enforceable limit for regulated PFAS

VIOLATIONS HISTORY (FEDERAL SNAPSHOT)

EPA’s national SDWA quarterly files associate 10 violation-related records with this system in the same reporting quarter as the utility snapshot used on WaterCheckup. This is not a complete historical docket — see ECHO and SDWIS for full compliance context.

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WHAT TO DO ABOUT IT

Based on RIB MOUNTAIN WATER UTILITY's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.

TOP PICKS FOR RIB MOUNTAIN WATER UTILITY
EPA violations / contaminants in monitoring data
#1
Waterdrop G3P800 RO
EDITORS PICK
Waterdrop  ·  ~$849
Tankless 800 GPD, removes 99%+ PFAS & lead, 10-stage filtration. Smart faucet TDS display.
WHY THIS FOR RIB MOUNTAIN WATER UTILITY · Chosen for RIB MOUNTAIN WATER UTILITY because PFAS was detected at 23 ppt in UCMR5 — above the 4 ppt limit for some regulated compounds — and this system shows 10 violation record(s) in the latest federal snapshot. RO removes 99%+ of PFAS at the tap.
#2
Aquasana SmartFlow RO
MOST CERTIFIED
Aquasana  ·  ~$449
WQA Gold Seal + NSF 42/53/58/401. Most certifications of any under-sink RO. Removes 90+ contaminants.
#3
AquaTru Under-Sink RO
EASIEST FILTER CHANGE
AquaTru  ·  ~$375
NSF 42/53/58 certified. Quick-change filters, no tools. Compact tankless design, 4-stage filtration.
Not sure which filter is right for you? Take the 3-question quiz →
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