Versions of Washington Code 70.119.030 on LawServer
2019 Washington Code 70.119.030
2018 Washington Code 70.119.030 – Certified operators required for certain public water systems
2016 Washington Code 70.119.030 – Certified operators required for certain public water systems
2015 Washington Code 70.119.030 – Certified operators required for certain public water systems
2014 Washington Code 70.119.030 – Certified operators required for certain public water systems
2013 Washington Code 70.119.030 – Certified operators required for certain public water systems
2009 Washington Code 70.119.030 – Certified operators required for certain public water systems