13.20.170 Distance between onsite wastewater system components and pertinent ground features.
All onsite wastewater system components shall be located and maintained in accordance with minimum distance requirements from pertinent ground and terrain features on or near the site of the system. The minimum required horizontal distances, in feet, between system components and pertinent ground features are shown in Table 1 as follows:
|
Ground and Terrain Features |
|||||||
|---|---|---|---|---|---|---|---|
|
Wastewater System Components |
(A) |
(B) |
(C) |
(D) |
(E) |
(F) |
(G) |
|
Septic tank, aerobic system, or holding tank |
50 |
75 |
50 |
50 |
25 |
10 |
10 |
|
Absorption field, mound, evapotranspiration, seepage pit, or graywater system |
100 |
150 |
100 |
100 |
25 |
20 |
10 |
|
Sewer lines of tightly jointed tile or equivalent material |
50 |
75 |
50 |
50 |
10 |
0 |
0 |
|
Sewer lines – materials, construction, testing comply with AWWA standards for water mains |
30 |
30 |
25 |
3 |
10 |
0 |
0 |
|
Unconventional systems |
50 |
75 |
50 |
50 |
25 |
0 |
10 |
(A)Wells over 100 feet to the top of the aquifer
(B)Wells less than or equal to 100 feet deep to the top of the aquifer, springs, or water suction lines
(C)Cisterns or reservoirs
(D)High-water line of lakes, streams, or impoundments (meandered or ordinary, whichever is higher)
(E)Pressurized water lines
(F)Dwelling or occupied building
(G)Property line – all sides