# AMERICAN COLLOID CO

> EPA TRI Facility `50704MRCNC1812W` · WATERLOO, IA · Active

## Address
- 1812 WATER ST
- WATERLOO, IA 50704
- County: BLACK HAWK

## Mailing
- P.O. BOX 1137
- WATERLOO, IA 50704

## Source
- EPA TRI Form R: https://www.epa.gov/toxics-release-inventory-tri-program/find-facility-tri-reports
- Envirofacts: https://www.epa.gov/enviro/facts-services-where-information-find-it