55771
Orr, MN
St. Louis County · Duluth, MN-WI metro area
665925 (WQP)

Is Orr tap water safe to drink?

No recent data
Last tested: Unknown
No Data
Source: EPA UCMR5 utility monitoring plus EPA Water Quality Portal well sampling (mapped to nearest ZIP). Last tested Unknown.
Townships:
  • Northwest St. Louis UT, MN
  • Portage, MN
  • Nett Lake UT, MN
  • South Koochiching UT, MN
  • Leiding, MN
  • East Koochiching UT, MN
Neighborhood:
  • Orr

The short answer for Orr

Recent public test data for Orr is limited. Check local utility reports and monitor updated EPA records for the latest water quality information.

The health risk for Orr

No recent contaminant testing data is currently available for this water system in the source dataset.

No specific notes available.

Lithium concentration (µg/L) September 2023
0 µg/L 10 µg/L 20 µg/L
18.200 µg/L
Detected
µg/L
10 µg/L
EPA limit
guideline
82% above limit
Comparison
vs. guideline
EPA limit: 10 µg/L | Your water: 18.200 µg/L
Recommended Filters for Orr Tap Water

Certified filtration options for common tap-water contaminants.

Water filter recommendation for Orr tap water: Epic Pure XP Water Filter Pitcher
Pitcher filter
Epic Pure XP Water Filter Pitcher
NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.
NSF/ANSI 42, 53, 401 & P473Removes 99.99% PFASMade in USABPA-free
Most elevated compounds
Compound Measurement EPA Limit Comparison
Lithium
Tested: September 2023 · 791859
18.200 µg/L 10 µg/L 82% above limit
View all tested compounds

665925 · Tested: September 2023

Compound Measurement EPA Limit Comparison
Lithium 2.000 µg/L 10 µg/L 20% of limit
Arsenic 0.461 µg/L 10 µg/L 5% of limit
Alkalinity, total 244.000 mg/L
Aluminum 1.620 µg/L
Barium 31.700 µg/L
Boron 156.000 µg/L
Bromide 0.071 mg/L
Calcium 50.700 mg/L
Chloride 2.140 mg/L
Deuterium, delta -85.870 0/00
Fluoride 0.150 mg/L
Iron 9.620 mg/L
Magnesium 12.900 mg/L
Manganese 378.000 µg/L
Oxidation reduction potenti... -156.000 mV
Oxygen Delta 18 -13.380 0/00
Phosphorus 0.006 mg/L
Potassium 4.070 mg/L
Rubidium 1.530 µg/L
Sodium 5.730 mg/L
Strontium 134.000 µg/L
Sulfate 23.300 mg/L
Tritium 3.500 T.U.
Zinc 4.500 µg/L

791859 · Tested: September 2023

Compound Measurement EPA Limit Comparison
Lithium 18.200 µg/L 10 µg/L 82% above limit
Arsenic 0.460 µg/L 10 µg/L 5% of limit
Nitrate + Nitrite 0.110 mg/L 1E+04 mg/L 0.0% of limit
Alkalinity, total 568.000 mg/L
Aluminum 35.500 µg/L
Barium 177.000 µg/L
Boron 70.400 µg/L
Bromide 0.034 mg/L
Calcium 66.100 mg/L
Chloride 1.360 mg/L
Deuterium, delta -86.300 0/00
Fluoride 0.240 mg/L
Iron 1.390 mg/L
Magnesium 24.700 mg/L
Manganese 471.000 µg/L
Oxidation reduction potenti... -97.000 mV
Oxygen Delta 18 -12.570 0/00
Phosphorus 0.012 mg/L
Potassium 4.970 mg/L
Rubidium 1.410 µg/L
Sodium 17.200 mg/L
Strontium 720.000 µg/L
Sulfate 16.200 mg/L
Tritium 1.000 T.U.
Zinc 5.070 µg/L

788876 · Tested: September 2023

Compound Measurement EPA Limit Comparison
Lithium 3.060 µg/L 10 µg/L 31% of limit
Arsenic 0.100 µg/L 10 µg/L 1% of limit
Alkalinity, total 161.000 mg/L
Barium 59.100 µg/L
Boron 349.000 µg/L
Bromide 0.039 mg/L
Calcium 34.300 mg/L
Chloride 1.030 mg/L
Deuterium, delta -86.500 0/00
Fluoride 1.170 mg/L
Magnesium 6.640 mg/L
Manganese 38.500 µg/L
Oxidation reduction potenti... -140.000 mV
Oxygen Delta 18 -12.580 0/00
Phosphorus 0.007 mg/L
Potassium 2.590 mg/L
Rubidium 0.687 µg/L
Sodium 33.100 mg/L
Strontium 776.000 µg/L
Sulfate 31.200 mg/L

Water utilities serving ZIP 55771

Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.

Modeled boundaries are shown with a dashed outline. Outlines appear when service-area boundary data is available for this ZIP.

Frequently Asked Questions about ZIP 55771 Tap Water

What's in ZIP 55771 tap water?

Recent public test data for ZIP 55771 is limited. Check your local utility's Consumer Confidence Report for the most current information.

Who provides tap water in ZIP 55771?

Public records identify 665925 (WQP) as a primary water system associated with ZIP 55771. Service boundaries can vary by address, so confirm exact service with the utility.

When was ZIP 55771 tap water last tested?

The most recent test date used in this report is Unknown. EnviroClarity last refreshed this page on 2026-05-05.

Where can I find the official water quality report for ZIP 55771?

Every U.S. public water system is required to publish an annual Consumer Confidence Report (CCR). Contact 665925 (WQP) or visit their website for the latest official report covering ZIP 55771. The EPA also maintains a national CCR locator.

Do I still need a water filter in ZIP 55771?

Even when EPA-tracked compounds are within limits, some households use a certified filter for taste, odor, or to add a margin against trace contaminants below the reporting limit. Match any filter's certifications (NSF/ANSI 42, 53, 58, or P473) to the specific compounds you care about.

Primary source EPA UCMR5 (2023-2025) + EPA WQP (well monitoring near ZIP)
Guideline source EPA PFAS drinking water standard (PFOA/PFOS: 0.004 µg/L, effective 2024, compliance by 2031)
Last tested Unknown
Last page update 2026-05-05

Check another ZIP code

    Data reflects publicly reported utility records from EPA datasets and local utility disclosures. This information is educational and not medical advice.