Chemical manufacturers in Washington
Washington has 88 chemical makers in EPA records, facilities that list codes for basic, organic and specialty chemicals, resins and rubber. The most are in Kent, Vancouver and Longview. That is 1% of the 8,779 such facilities nationwide, and Washington ranks #29 of 51 states.
- Product
- Chemical manufacturers
- Facilities
- 88
- State rank
- #29
- NAICS
- 325110 and 15 related codes
- Revised
- November 1, 2026
Facilities in Washington
These are active facilities in EPA's ECHO database that list a code for basic, organic and specialty chemicals, resins and rubber. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.
| Facility | City | What EPA lists |
|---|---|---|
| Emerald Kalama Chemical LLC | Kalama | All Other Basic Organic Chemical Manufacturing |
| King Co Solid Waste Op Sec Cedar Hills | Maple Valley | All Other Basic Organic Chemical Manufacturing |
| Equa Chlor LLC Longview | Longview | Other Basic Inorganic Chemical Manufacturing |
| Chemtrade | Anacortes | Other Basic Inorganic Chemical Manufacturing |
| Solvay Chemicals Inc | Longview | Industrial Gas Manufacturing |
| Northstar Chemical Inc | Tacoma | Other Basic Inorganic Chemical Manufacturing |
| Ascensus Specialty Chemicals | Elma | Other Basic Inorganic Chemical Manufacturing |
| Reg Grays Harbor, LLC | Hoquiam | All Other Basic Organic Chemical Manufacturing |
| Air Liquide America LP Anacortes | Anacortes | Industrial Gas Manufacturing |
| George Deruyter And Sons Dairy | Outlook | Industrial Gas Manufacturing |
| Kemira Chemicals Inc Washougal Plant | Washougal | Other Basic Inorganic Chemical Manufacturing |
| Pace International LLC | Wapato | Pesticide and Other Agricultural Chemical Manufacturing |
| Boc Process Gas Solutions | Vancouver | Industrial Gas Manufacturing |
| Chemtrade Solutions LLC Vancouver | Vancouver | Other Basic Inorganic Chemical Manufacturing |
| Interplastic Corporation | Kent | Custom Compounding of Purchased Resins |
| Linde Gas North America LLC Hydrogen Unit | Anacortes | Industrial Gas Manufacturing |
| Mcconkey And Co Inc | Sumner | Plastics Material and Resin Manufacturing |
| Nouryon | Moses Lake | Other Basic Inorganic Chemical Manufacturing |
| Oxarc Inc Pasco | Pasco | Industrial Gas Manufacturing |
| Pioneer Americas Inc | Tacoma | Other Basic Inorganic Chemical Manufacturing |
| Praxair Fife | Tacoma | Industrial Gas Manufacturing |
| Praxair Specialty Ceramics | Woodinville | Other Basic Inorganic Chemical Manufacturing |
| Tacoma Metals Inc | Tacoma | Plastics Material and Resin Manufacturing |
| Tessenderlo Kerley Inc | Kennewick | Pesticide and Other Agricultural Chemical Manufacturing |
| Union Carbide Linde Div | Spokane | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Air Liquide American Corp Kent | Kent | Industrial Gas Manufacturing |
| Air Products & Chemicals Inc Puyallup | Puyallup | Industrial Gas Manufacturing |
| Areva Np Inc | Richland | Other Basic Inorganic Chemical Manufacturing |
| Ch2o Incorporated | Olympia | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Decco US Post Harvest Yakima | Yakima | Pesticide and Other Agricultural Chemical Manufacturing |
| Hrc Recycling A Div Of Hallmark Ref Co | Mount Vernon | Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing |
| Ip Callison And Sons Chehalis | Chehalis | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Kronos Micronutrients | Moxee | Pesticide and Other Agricultural Chemical Manufacturing |
| Master Builders Solutions | Kent | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Moses Lake Industries | Moses Lake | All Other Basic Organic Chemical Manufacturing |
| Nalco Company | Vancouver | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Oxarc Springfield | Spokane | Industrial Gas Manufacturing |
| Pat Uchida Property | Kelso | All Other Basic Organic Chemical Manufacturing |
| Polychemie Inc | Longview | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Praxair Inc Ferndale Co2 Plant | Ferndale | Industrial Gas Manufacturing |
Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.
Where they are
- Kent: 9
- Vancouver: 7
- Longview: 5
- Tacoma: 5
- Moses Lake: 5
- Spokane: 5
By product code
- Industrial Gas Manufacturing (NAICS 325120): 11 of those shown
- Other Basic Inorganic Chemical Manufacturing (NAICS 325180): 10 of those shown
- All Other Miscellaneous Chemical Product and Preparation Manufacturing (NAICS 325998): 6 of those shown
- All Other Basic Organic Chemical Manufacturing (NAICS 325199): 5 of those shown
- Pesticide and Other Agricultural Chemical Manufacturing (NAICS 325320): 4 of those shown
- Plastics Material and Resin Manufacturing (NAICS 325211): 2 of those shown
- Custom Compounding of Purchased Resins (NAICS 325991): 1 of those shown
- Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing (NAICS 325992): 1 of those shown
All chemicals manufacturing in Washington: 210 facilities and Census job counts.