Shelby Petro, PWS

Herrera is proud to announce we now have 4 professional wetland scientists on staff. Congratulations to Shelby Petro for obtaining her Professional Wetland Scientist Certificate. The education and experience requirements to obtain this certification are challenging and we are proud of Shelby’s accomplishment! Shelby joined Herrera in 2015 and ...

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Herrera’s Presentations from MuniCon 2017

Good news for those of you who missed out on May's Washington State Municipal Stormwater Conference - the presentations are now online. Links to Herrera's presentations: Outfall Elimination: Is It A Cost-Effective Alternative? Mathew Fontaine, Herrera; Teresa Reed-Jennings, City of Pasco Streamlining On-Site Stormwater Management: ...

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