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ATTACHMENT "A" (B) Lots larger than five acres restricted by a plat note prohibiting all development other than one Single Family Residence or other development excluded from the term "Regulated Activities" under the Edwards Aquifer Rules of the TCEQ (30 TAC Chapter 213), but without regard to the aquifer over which the development occurs. Notwithstanding the averaging allowed above or anything else to the contrary in this Order, no on -site sewage facility shall be permitted on any Lot smaller than the minimum lot size permitted under Chapter 366 of the Texas Health and Safety Code and the TCEQ Regulations promulgated thereunder (30 TAC Chapter 285). Table 10 -1- Minimum Lot Sizes (in Acres) for OSSFs Location Water Service Advanced Conventional TCEQ Min. EARZ [1] Surface or Rainwater Collection 1.50 2.00 1.00 [4] System EARZ Public Groundwater Supply 2.50 4.50 1.00 [4] System[2,8] EARZ Private Well 3.00 5.00 1.00 [4,6] EACZ [3] Surface or Rainwater Collection 1.00 1.50 0.50 [5] System EACZ Public Groundwater Supply 1.50 2.50 0.50 [5] System EACZ Private Well 2.00 3.00 1.00 [6] 6.00[8] 6.00[8] Any Other Surface or Rainwater Collection 0.50 1.00 0.50 [5] System 1.00 [7] 1.00 [6] Any Other Public Groundwater Supply 1.00 1.50 0.50 [5] System Any Other Private Well 1.50 2.00 1.00 [6] 6.00[8] 6.00[8] Notes: 1. Edwards Aquifer Recharge Zone as defined in 30 TAC §213 2. A Public System is a Public Water System as defined in 30 TAC §290 3. Edwards Aquifer Contributing Zone as defined in 30 TAC §213 4. TCEQ Minimum lot size as per 30 TAC §285.40(c) 5. TCEQ Minimum lot size as per 30 TAC §285.4(a)(1)(A) 6. TCEQ Minimum lot size as per 30 TAC §285.4(a)(1)(B) 7. Minimum lot size for use of surface application system as per 30 TAC §285.33(d)(2) 8. Applicable to new subdivisions and Manufactured Home Rental Communities served by individual private water wells located within the Priority Groundwater Management Area as defined by Texas Commission on Environmental Quality and required to demonstrate water availability as required by Hays County under the authority granted to the County under the Texas Water Code and the Texas Local Government Code.