1. Water Testing Laboratories-MD 9720 York Rd, Cockeysville, MD 21030 Coordinate: 39.4576,-76.63408 Phone: (410) 628-2855
2. Cassell Testing Inc 5 N Park Dr, Cockeysville, MD 21030 Coordinate: 39.49842,-76.64989 Phone: (410) 252-7742