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View four project profiles illustrating ARRO’s depth of capability and innovative solutions in waste water management.


John F. Martin WWTP

ARRO began the project with a feasibility study, including a full examination of which processes and what equipment...

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Sinking Spring Wastewater Facility

Serving as the appointed wastewater engineer for the Borough of Sinking Spring since the early 1960’s, ARRO provi...

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Mount Joy Borough Authority Nutrient Trading Project

As the first nutrient credit trade in the state, this project serves as a guide for municipalities and municipal au...

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BNR Upgrade for Authority

Mount Joy Borough Authority’s wastewater treatment plant (WWTP) provides sewage treatment to Mount Joy Borough an...

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