LOCATIONS SUBMITTING DATA FOR 2021 State Location Code Colorado Ft. Collins (Salt Tolerance) CO1 Connecticut Storrs CT1 Delaware Newark (Shade) DE1 Indiana West Lafayette IN1 Iowa Ames IA1 Iowa Ames (Shade) IA2 Kansas Manhattan KS1 Massachusetts Amherst (Traffic Tolerance) MA1 Maryland College Park MD1 Michigan East Lansing MI1 Michigan East Lansing MI2 Minnesota St. Paul (Fairway Mowing) MN2 Minnesota St. Paul MN1 New Jersey North Brunswick NJ1 New Jersey Adelphia NJ2 North Carolina Raleigh NC1 Oregon Corvallis OR1 Pennsylvania Kennett Square PA2 Quebec Quebec City QE1 Utah Logan UT1 Virginia Blacksburg VA1 Washington Pullman WA1 Wisconsin Madison WI1