Is Inver Grove Heights, MN tap water safe?
Data: U.S. EPA · How we read the data · How we check it
Summary
No federal limits exceeded in EPA data for Saint Paul Regional Water Services. 2 PFAS were detected below the limits.
2 public water systems serve parts of Inver Grove Heights. The largest, Saint Paul Regional Water Services, serves 392,529 people. Your water bill names your system.
Largest system
Saint Paul Regional Water Services
392,529 people · Surface water · EPA ID MN1620026
| PFAS | Highest average | Limit |
|---|---|---|
| PFOA Not detected | – | 4 ppt |
| PFOS Not detected | – | 4 ppt |
| PFHxS Not detected | – | 10 ppt |
| PFNA Not detected | – | 10 ppt |
| HFPO-DA (GenX) Not detected | – | 10 ppt |
ppt = parts per trillion. "Highest average" is the highest average at any of the system's entry points, the way EPA compares results with the limits.
Lead: 10 ppb at the 90th percentile (Jun 2026, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 1
Across Minnesota, 10 of 197 water systems EPA tested had PFAS above a 2024 federal limit, and 7 systems were above the lead action level in results from the last five years. Minnesota results.
Inver Grove Heights homes and lead pipes
Lead service lines and lead solder were allowed until 1986, so homes from before then are the ones to check. Saint Paul Regional Water Services's service line inventory lists 17,000 lead lines (as of 2026). Look up your address. How to check your own line.
Housing: Census American Community Survey 2020–2024 5-year estimates for Inver Grove Heights city (tables B25034, B25003). Estimates for small places have a margin of error.
Which system serves your ZIP code
Based on the ZIP codes each system reported serving. Boundaries don't follow ZIP lines exactly, so your water bill is the final word.
| System | ZIP codes in Inver Grove Heights |
|---|---|
| Saint Paul Regional Water Services 392,529 people | 55077 |
| Inver Grove Heights Water System 34,189 people | 55076 |
Other water systems serving Inver Grove Heights
- Inver Grove Heights Water System34,189 people · Groundwater · Minnesota · lists this cityRadium (combined 226/228) violationsAlso: Gross alpha violations
How nearby cities compare
| City | PFAS | Lead (90th pct.) |
|---|---|---|
| Eagan 5 mi Saint Paul Regional Water Services | None above limits | 10 ppb |
| Rosemount 6 mi Rosemount Water System | None above limits | 3 ppb |
| Cottage Grove 7 mi Cottage Grove Water System | None above limits | 3 ppb |
| Woodbury 9 mi Saint Paul Regional Water Services | None above limits | 10 ppb |
| St. Paul 9 mi Saint Paul Regional Water Services | None above limits | 10 ppb |
| Apple Valley 9 mi Saint Paul Regional Water Services | None above limits | 10 ppb |
Questions
Is Inver Grove Heights tap water safe to drink?
Saint Paul Regional Water Services had 1 health-based violation since 2016. Utility data can't show lead from your own pipes: if your home was built before 1986, test your tap. Your utility's annual Consumer Confidence Report is the official summary.
Who supplies water in Inver Grove Heights, MN?
2 public water systems serve parts of Inver Grove Heights. The largest is Saint Paul Regional Water Services (392,529 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.
Does Inver Grove Heights tap water have PFAS?
Saint Paul Regional Water Services had 2 PFAS detected at least once in EPA's 2023–2025 testing, all with averages below the federal limits.
Do Inver Grove Heights homes have lead pipes?
Census estimates put 37% of Inver Grove Heights homes as built before 1980 (Minnesota: 52%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Saint Paul Regional Water Services's service line inventory lists 17,000 lead lines. The only way to know for your home is to check the line where it enters the house and test your tap.
Source: U.S. EPA drinking water records and PFAS testing (UCMR 5). How we read the data.