District 1 is made up of 9 units: BARSEA (Brownsville); ERTA (Edinburg); HMVRTA (Harlingen Area); LARSEA (Laredo Area); MVRSPA (Weslaco Area); PVARSP (McAllen/Mission); RVRSEA (Rancho Viejo); SCRSEA (Starr County); ZCRSEA (Zapata County).
District 1 is made up of 9 units: BARSEA (Brownsville); ERTA (Edinburg); HMVRTA (Harlingen Area); LARSEA (Laredo Area); MVRSPA (Weslaco Area); PVARSP (McAllen/Mission); RVRSEA (Rancho Viejo); SCRSEA (Starr County); ZCRSEA (Zapata County).