Is Minto, ND Tap Water Safe to Drink?
Graded A+ with no contaminants above EPA limits. Here's everything we tested and how Minto ranks. What to do next ↓
97/100
waterverge.com Minto, ND — Water Quality Report
Minto's drinking water received a grade of A+ (97 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 604 residents using purchased ground water.
Lead levels were measured at 1.5 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.
No violations are on record for this water system.
What to know about Minto's water
Minto ranks #1 out of 103 cities in North Dakota for water quality, placing it one of the best in the state.
Minto purchases its water from a regional wholesaler, meaning quality depends on both the supplier's treatment and the local distribution system's condition.
As a small community water system, Minto may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
Minto has a clean compliance record with no violations on file, reflecting strong operational practices.
Water quality score
See methodology →Is Minto, ND water safe to drink?
Based on EPA testing data, Minto's tap water is generally safe to drink. The water system earned a grade of A+ (97/100), meeting federal drinking water standards across key contaminant categories. The city's 1 water system serves approximately 604 residents using groundwater (wells).
Recent water quality updates for Minto
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into Minto's water quality assessment. Grade: A+ (97/100).
Federal disaster declaration (FEMA DR-4717). Flood event — may have impacted local water infrastructure.
Federal disaster declaration (FEMA DR-4553). Flood event — may have impacted local water infrastructure.
Key contaminant findings
Based on the most recent EPA sampling data for Minto's water supply.
Well within EPA limits.
Flood & environmental risk
Walsh County has experienced 10 federally declared disasters since 2010. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Forest River, Park River Diversion, Park River.
Where does Minto's water come from?
Minto's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 604 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Forest River (river), Park River Diversion (river), Park River (river).
What Minto residents can do
Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.
Minto's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.
Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.
Top contaminants to know
View all ↓Violations & advisories
Flood & disaster history
Walsh County has experienced 10 federally declared disasters since 2010. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 1.5 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how Minto compares by contaminant
Explore where Minto ranks among all North Dakota cities for specific contaminants.
Water source & infrastructure
Where Minto's water comes from
Minto purchases its water supply from a regional wholesale provider rather than treating raw water directly.
Water quality depends on both the wholesaler's treatment standards and the condition of Minto's local distribution pipes and storage facilities.
Purchased water systems are common in suburban areas and smaller communities that lack the infrastructure for independent treatment.
The system is operated by local government ownership and serves approximately 604 people through 1 water system.
Water bodies near Minto
Minto is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.
Water systems serving Minto
| System Name | PWSID | Population | Source |
|---|---|---|---|
| MINTO CITY OF | ND5000691 | 604 | GWP |
How Minto compares
Full North Dakota rankings →Minto's score of 97/100 is above the average of 82/100 among major North Dakota cities. It outscores 10 of 10 nearby cities.
Nearby cities
View North Dakota rankings →About Minto, ND
Wikipedia →Minto is a city in Walsh County, North Dakota, United States. The population was 616 at the 2020 census. Minto was founded in 1881.
Learn more about your water
Guides and resources related to Minto's water quality findings.
Explore water quality across Walsh
Frequently asked questions
Is Minto, ND tap water safe to drink?
Minto's water quality earned a grade of A+ (97/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #1 out of 103 cities tested in North Dakota.
What contaminants are in Minto's water?
Lead was measured at 1.5 ppb (90th percentile). No violations on record.
How is Minto's water quality grade calculated?
The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.
Do I need a water filter in Minto?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does Minto's water come from?
Minto's water is sourced from Purchased ground water. The city has 1 water system serving approximately 604 residents.
Is Minto's groundwater at risk of contamination?
Minto uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. Current testing shows the groundwater meets EPA standards. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.
How does Minto's water compare to other cities?
Minto ranks #1 out of 103 cities in North Dakota (better than 99% of state cities) and #117 out of 15744 cities nationally (99th percentile). The grade of A+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.
Does Minto's small water system affect quality?
Minto's system serves approximately 604 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has maintained a clean compliance record.