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Nitrate Public Health Advisory Packet

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 

 Publications Publication # 

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 / Spanish

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:  

 Publications  Publication #
 "Warning to Drinking Water Customers" (public notice)  

English (331-259-5) 
PDFWord

Spanish (331-259-6) 
PDF / Word

Nitrate door hanger public notice (English on one side, Spanish on reverse side)    

(331-259-2) PDF / Word

Public Notice Certification

(331-248-F) PDF / Word

News Release Template: Announcing Nitrate Advisory  

(331-259-3) PDF / Word

News Release Template: Cancel Nitrate Advisory

(331-259-4) PDF / Word

For more information

You can get a hardcopy of this packet from our regional offices below, or order online from our publications page.

Northwest Region: Kent 253-395-6750

Southwest Region: Tumwater 360-236-3030

Eastern Region: Spokane Valley 509-329-2100

Regional offices map (PDF) - includes addresses and phone numbers.