We developed this Nitrate Public Health Advisory Packet (DOH 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
For 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 addresses and phone numbers.