You Live Our Work
From sustaining water resources, to managing public works and developing parks, ARRO has been strengthening and protecting communities since 1946.
Project Update: Bacton Hill Park
This all-abilities park is open, and has something for EVERYONE!
Learn More 
Employee Spotlight: Ed Van Arsdale
"Be prepared" for an exceptional spotlight on this Project Manager II!
Learn More 
This all-abilities park is open, and has something for EVERYONE!
Read More
"Be prepared" for an exceptional spotlight on this Project Manager II!
Read More 
Grant funds to be used to update infrastructure which will ultimately result in better customer service.
Read More 
With 3D rendering, showing is so much better than just telling!
Read More 
Our latest batch of scholarship winners has been announced!
Read More 
The “forever chemicals” are here, and the stakes are high. ARRO Consulting is ready to help with our PFAS Survival Kit.
Read More 
ARRO's expert use of drone technology has greatly expanded the services we provide - and how they are delivered.
Read More 
In this latest Employee Spotlight, Andrew Tuleya (GIS Manager/Analyst IV and drone pilot extraordinaire) talks about his work with both ARRO and the non-profit Horse-Shoe Trail Conservancy.
Read More 
Heather Montgomery, ARRO's newly appointed CFO, shares details on what she believes is the single most important thing an organization can have, what she sees in ARRO’s future, and how living many years in Alaska helped make her the strong leader she is today.
Read More 
Join us!
We’re always eager to add new talent to our team of dedicated professionals.
FEATURED PROJECTS
Swatara Township Authority
Challenge: Due to tighter effluent restrictions on nitrogen and phosphorus, major WWTP upgrades became necessary.
Opportunities: Work closely with the client to select an innovative technology for nutrient removal and integrate it into their existing WWTP. Implement a new headworks, a new biological nutrient removal system, a new emergency generator, and upgrades to the SCADA system.
Learn More 
Spring Grove Borough Wastewater Treatment Plant Upgrade/Expansion
In 2011, ARRO completed an infrastructure evaluation of the existing 0.28 MGD Spring Grove Borough wastewater treatment plant, which (at the time) included primary and secondary treatment of raw sewage for portions of Spring Grove Borough and Jackson Township in York County. ARRO began the design of a biological nutrient removal treatment upgrade for Spring Grove in 2013, and was responsible for the design, construction management, engineering, and observation services for construction of the designed...
Learn More 
Challenge: Due to tighter effluent restrictions on nitrogen and phosphorus, major WWTP upgrades became necessary.
Opportunities: Work closely with the client to select an innovative technology for nutrient removal and integrate it into their existing WWTP. Implement a new headworks, a new biological...
Read More
In 2011, ARRO completed an infrastructure evaluation of the existing 0.28 MGD Spring Grove Borough wastewater treatment plant, which (at the time) included primary and secondary treatment of raw sewage for portions of Spring Grove Borough and Jackson Township in York County. ARRO began the design of...
Read More