C58/100
Langdon Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,878 residents · North Dakota
What's In Langdon's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2012.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
LANGDON CITY OF
Population Served
1,878
Water Source
Purchased Groundwater
System ID
ND1000543
Frequently Asked Questions About Langdon Water
Is Langdon tap water safe to drink?
Langdon, North Dakota tap water receives a grade of C (58/100), which is considered fair. 0 contaminant(s) exceed EPA maximum contaminant levels and 10 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Langdon's water?
1 contaminants were tested in Langdon's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Langdon have any water quality violations?
Yes, Langdon has 10 EPA violation(s) on record, with the most recent in 2012. Violation types include MR, MCL, TT. 8 of these are health-based violations, which are the most serious category.
Do I need a water filter in Langdon?
Langdon water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does Langdon's tap water come from?
Langdon's drinking water is sourced from purchased groundwater and supplied by LANGDON CITY OF. The system serves approximately 1,878 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Langdon's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Langdon's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Langdon's water compare to other cities in North Dakota?
Langdon's water quality score of 58/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our North Dakota state page to see how all cities in the state compare.
What should I do if I'm concerned about Langdon's water quality?
If you have concerns about Langdon's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (LANGDON CITY OF) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.