Lancaster County
Projects

Lewisberry Area Joint Authority
ARRO began operating and maintaining this 100,000-gallon per day activated sludge wastewater treatment plant in Jan...
Learn More
Resident Project Representative (RPR) & Construction Services
ARRO’s resident project representative (RPR) staff works on-site under the direction of the ARRO project manager ...
Learn More
Contract Operations & Maintenance Services
Since May 2002, ARRO has been responsible for the normal operation and maintenance of the Conewago Township Sewer A...
Learn More
Municipal Leak Detection Services
ARRO assists with leak detection services by deploying acoustic leak detection equipment as well as computer correl...
Learn MoreWastewater Treatment Plant Upgrade Design & Bid
A food processing facility located in Lancaster County contracted ARRO to complete design and bidding services for ...
Learn More