Water Quality in La Grande, OR (97850)
EPA violation data for public water systems serving ZIP code 97850.
No Health-Based Violations
None of the 28 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are40 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 88% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
16,903
Population
28
Water Systems
40
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (28)
La Grande, City Of
All resolvedIsland City
Wallowa Lake Tramway
Pony Soldier Motor Inn
Sundowner Mobile Home Park
All resolvedFlying J Truck Stop
New Life Center-Kiddyland
Flying K Trailer Ranch
All resolvedLa Grande Ranger St
Or Youth Authority - River Bend
Blue Mountain 4-H Center
Blue Mt Cons Baptist Assn
The Chuckwagon, % J. Omohumdro
Usfs La Grande Fco Office
La Grande Country Club
Camp Elkanah
All resolvedMt Emily Acres W A % D Weller
Historic Hot Lake
All resolvedBoulder Pk Resort % R Goss
Hot Lake Resort
Flying J Truck Stop
Usfs Oregon Trail Blue Mtn Crossing
All resolvedAnthony Lake Corp-Cafeteria
Smoke House Rest % Rt Gooding
Grande Hot Springs Rv Resort
All resolvedUsfs Bird Track Spring Campground
Usfs La Grande Fire Base - Tanker
Intermountain Livestock
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
La Grande (97850) has more violations than 88% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 40, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.