We developed this Nitrate Public Health Advisory Packet (331-259) to help you respond when nitrate levels in your water supply exceed 10 milligrams per liter (mg/L).
Contents/Downloads
Nitrate Public Health Advisory Packet: Instructions for Use by Water Systems 331-259-1 (PDF)
Nitrate in Drinking Water Q&A 331-214 (PDF) English | Nitratos en el Agua Potable Preguntas y Respuestas 331-214 (PDF) Espanol
Nitrate Sampling Procedure brochure 331-222 (PDF)
Drinking Water After-Hours Emergency Hotline 331-133 (PDF)
Office of Drinking Water Authority Over Operators and Water Systems (Fact Sheet) 331-449 (PDF)
Forms and News Release Templates
Warning to Drinking Water Customers (public notice) English 331-259-5 (PDF) | Warning to Drinking Water Customers (public notice) English 331-259-5 (Word)
Advertencia a los clientes de agua potable Espanol 331-259-6 (PDF) | Advertencia a los clientes de agua potable Espanol 331-259-6 (Word)
Nitrate door hanger public notice (English on one side, Spanish on reverse side) 331-259-2 (PDF) | Nitrate door hanger public notice (English on one side, Spanish on reverse side) Word
Public Notice Certification 331-248-F (PDF) | Public Notice Certification 331-248-F (Word)
News Release Template: Announcing Nitrate Advisory 331-259-3 (PDF) | News Release Template: Announcing Nitrate Advisory 331-259-3 (Word)
News Release Template: Cancel Nitrate Advisory 331-259-4 (PDF) | News Release Template: Cancel Nitrate Advisory 331-259-4 (Word)
More Information
You can get a hardcopy of this packet from our regional offices below, or order online from our Publications Database.
Eastern Region Spokane Valley 509-329-2100
Northwest Region Kent 253-395-6750
Southwest Region Tumwater 360-236-3030
Regional offices map (PDF), includes phone numbers.