Figure: 30 TAC §290.117(e)(1)

Number of Water Quality Parameter (WQP) Distribution Sample Sites
System Size
(Number of People Served)
Initial and Routine Number
of WQP Distribution Sites
Reduced Number of WQP
Distribution Sites
more than 100,000 25 10
10,001 - 100,000 10 7
3,301 - 10,000 3 3
501 - 3,300 2 2
101 - 500 1 1
less than 101 1 1