Midstate Environmental Services Lp MIDSTATE ENVIRONMENTAL SERVICES LP 9501 W Business 83, Harlingen, TX 78552 Scroll down for Hours of Operation Directions Midstate Environmental Services Lp is located at 9501 W Business 83, Harlingen, TX 78552. Looking for more locations in Harlingen, TX? Scroll down to see a listing of waste locations and handlers towards the bottom of this page. Acceptable Waste organic liquids organic solids Contact Details Street Address 9501 W Business 83 Harlingen, TX 78552 United States Waste Handlers in Harlingen, TX Valley Solvents- Comes/Harlingen 15281 TX-107 Harlingen, TX 78552 View Details City of Harlingen Transfer Station 4902 E. Harrison Harlingen, TX 78550 View Details City of Harlingen Landfill Farm Rd. 106 Harlingen, TX 78550 View Details Interested in the full list of waste handlers? Try our Waste Handler Search.