Table 1: Soil Categories |
Table 1: Soil Categories | |
Soil Category A | |
49 | Watseka Loamy Fine Sand |
88 | Sparta Loamy Sand |
93 | Rodman Gravelly Loam |
98 | Ade Loamy Fine Sand |
318 | Lorenzo Silt Loam |
494 | Kankakee Fine Sandy Loam |
513* | Granby Fine Sandy Loam |
741 | Oakville Fine Sand |
Soil Category B | |
103* | Houghton Muck |
201* | Gilford Fine Sandy Loam |
380 | Fieldon Loam |
387 | Ockley Loam |
570 | Martinsville Loam |
688 | Braidwood Loam |
Soil Category C | |
67* | Harpster Silty Clay Loam |
102 | LaHogue Loam |
125* | Selma Loam |
134 | Camden Silt Loam |
149 | Brenton Silt Loam |
150 | Onarga Fine Sandy Loam |
151 | Ridgeville Fine Sandy Loam |
152* | Drummer Silty Clay Loam |
153* | Pella Silty Clay Loam |
184 | Roby Fine Sandy Loam |
197* | Troxel Silt Loam |
>290 | Warsaw Silt Loam |
325 | Dresden Silt Loam |
327 | Fox Silt Loam |
329* | Will Silty Clay Loam |
343 | Kane Silt Loam |
356* | Elpaso Silty Clay Loam |
369 | Waupecan Silt Loam |
440 | Jasper Loam |
523 | Dunham Silty Clay Loam |
526 | Grundelein Silt Loam |
541 | Graymont Silt Loam |
614 | Chenoa Silt Clay Loam |
740 | Derroch Silt Loam |
792 | Bowes Silt Loam |
802 | Orthents, Loamy Type |
Soil Category D | |
69* | Milford Silty Clay Loam |
132 | Starks Silt Loam |
146 | Elliott Silt Loam |
189 | Martinton Silt Loam |
219 | Millbrook Silt Loam |
223 | Varna Silty Clay Loam |
232* | Ashkum Silty Clay Loam |
293 | Andres Silt Loam |
294 | Symerton Silt Loam |
295 | Mokena Silt Loam |
330* | Peotone Silty Clay Loam |
594 | Reddick Clay Loam |
719 | Symerton Fine Sandy Loam |
Soil Category E | |
23 | Blount Silt Loam |
91 | Swygert Silty Clay Loam |
206* | Thorp Silt Loam |
228 | Nappanee Silt Loam |
235* | Bryce Clay Loam |
238* | Rantoul Silty Clay |
241 | Chatsworth Silty Clay |
298 | Beecher Silt Loam |
320 | Frankfort Silt Loam |
530 | Ozaukee Silt Loam |
531 | Markham Silt Loam |
560 | St. Clair Clay Loam |
Soil Category F | |
240 | Plattville Silty Clay Loam |
311 | Ritchey Silt Loam |
314 | Joliet Silt Loam |
315 | Channahon Silt Loam |
316 | Romeo Silt Loam |
317* | Millsdale Silty Clay Loam |
403 | Elizabeth Silt Loam |
900 through 9000: Please seek advice from soil classifier or certified soil scientist. | |
* Denotes unsuitable soil. Refer to § 51.03(G).
| |
Table 2: Minimum Requirements | |||||
Soil Category | Minimum Lot Size w/Private Wells (square feet) | Minimum Lot Size (square feet)
|
Minimum Lot Width w/Private Well (feet) | Width w/PWS (feet) | Minimum Ground Absorption Trench System (lin. feet) |
Table 2: Minimum Requirements | |||||
Soil Category | Minimum Lot Size w/Private Wells (square feet) | Minimum Lot Size (square feet)
|
Minimum Lot Width w/Private Well (feet) | Width w/PWS (feet) | Minimum Ground Absorption Trench System (lin. feet) |
A | 20,000 | 16,000 | 100 | 90 | 300 |
B | 20,000 | 16,000 | 100 | 90 | 400 |
C | 30,000 | 24,000 | 120 | 90 | 600 |
D | 40,000 | 32,000 | 150 | 150 | 800 |
E | 60,000 | 60,000 | 150 | 150 | 1,000 |
F | Unsuitable: Bedrock less than 32 inches from surface | ||||
Table 3: Location of Components of Sewage Disposal System (*1, *2) Minimum Distance Allowable | ||||||
Component Part of System
| Well or Suction Line from Pump to Well (feet)
| Water Supply Line Pressure (*3) (feet)
| Lake Stream, Inground Pool or Body of Water (feet)
| Dwelling/ Permanent Structure (feet)
| Property Line (feet)
| Artificial Drain (feet)
|
Table 3: Location of Components of Sewage Disposal System (*1, *2) Minimum Distance Allowable | ||||||
Component Part of System
| Well or Suction Line from Pump to Well (feet)
| Water Supply Line Pressure (*3) (feet)
| Lake Stream, Inground Pool or Body of Water (feet)
| Dwelling/ Permanent Structure (feet)
| Property Line (feet)
| Artificial Drain (feet)
|
Building sewer (*4) | 50 | 10 | 25 | — | — | 10 |
Septic tank or aeration plant | 50 | 10 (*5) | 25 | 10 | 5 | 10 |
Distribution box | 75 | 10 | 25 | 10 | 5 | 10 |
Subsurface seepage field | 75 | 25 | 25 | 10 | 5 | 10 |
Sand filter | 75 | 25 | 15 | 10 | 5 | 10 |
Privy | 75 | 25 | 25 | 20 | 5 | 10 |
Waste stabilization pond | 75 | 25 | 25 | 20 | 5 | 10 |
Surface discharge effluent line | 50 | 10 | — | — | 5 | — |
Treated effluent discharge point (*6) | 50 | 10 | — | 20 | 25 | 25 |
Effluent receiving trench | 75 | 25 | 15 | 10 | 5 | 10 |
Class V injection wells | 200 | 25 | 25 | 10 | 5 | 10 |
(*1) These distances have been determined for use in clay, silt and loam soils only. The minimum distances required for use in sand or other types of soil shall be determined for the proposed private sewage disposal system and approved by the Health Authority. Approval will be given if the Health Authority determines that the soil will provide treatment of the sewage. | ||||||
(*2) For separation distances to closed loop wells, see 77 Ill. Adm. Code 920.180. | ||||||
(*3) Includes lawn irrigation piping. See Section 905.20(d) for additional details on water lines and sewer separation. | ||||||
(*4) The building sewer or surface discharge effluent line may be located within 10 feet of a well or suction line from the pump to the well when cast iron pipe with mechanical joints or Schedule 40 PVC pipe with water-tight joints is used for the building sewer or surface discharge effluent line. | ||||||
(*5) There shall be 25 feet separation from municipal water supply lines. | ||||||
(*6) Any surface discharge system installed, repaired or renovated after January 1, 2014. | ||||||
Table 4: Nonresidential Establishments (*1) | ||
Soil Category | Sewage Flow (gpd) (*2) | Minimum Ground Absorption Trench System (lineal feet) |
Table 4: Nonresidential Establishments (*1) | ||
Soil Category | Sewage Flow (gpd) (*2) | Minimum Ground Absorption Trench System (lineal feet) |
A | 1—600 | 300 |
B | 1—200 | 300 |
201—600 | 400 | |
C | 1—200 | 300 |
201—400 | 400 | |
401—600 | 600 | |
D | 1—200 | 400 |
201—400 | 600 | |
401—600 | 800 | |
E | 1—200 | 600 |
201—400 | 800 | |
401—600 | 1,000 | |
F | Unsuitable - Bedrock is less than 32 inches from the surface | |
(*1) Non-residential establishments using more than 600 gpd shall install an additional lineal feet of 36-inch wide trench for each 100 gallons of sewage flow. | ||
(*2) Sewage flow shall be calculated using Table 5. | ||
Table 5: Quantity of Sewage Flows | |
Type of Establishment | Gallon Per Person Per Day (Unless otherwise noted) |
Table 5: Quantity of Sewage Flows | |
Type of Establishment | Gallon Per Person Per Day (Unless otherwise noted) |
Permanent dwellings | |
Boarding houses | 50 |
Boarding schools | 150 |
Institutions other than hospitals (per bed) | 125 |
Mobile homes, individual (per bedroom) | 200 |
Mobile home parks (per space) | 400 |
Multi-family dwellings (per bedroom) | 150/200 |
Rooming houses | 40 |
Single-family dwellings (per bedroom) | 200 |
Travel and recreational facilities | |
Airport, railway stations, bus stations | 5 |
Campgrounds | |
Comfort stations w/toilets and showers (per space) | 35 |
Comfort stations w/toilets and no showers (per space) | 25 |
Day camps, no meals | 25 |
Travel trailer parks w/water and sewer (per space) | 150 |
Cottages and/or small dwellings with seasonal occupancy (per bedroom) | 150 |
Country clubs (per member) | 25 |
Highway rest areas | 5 |
Hotels and motels (per bed) | 50 |
Picnic parks | 5 |
Places for public assembly | 5 |
Swimming pools and bathing beaches | 10 |
Theaters | |
Movie (per seat) | 5 |
Drive-in (per car space) | 10 |
Commercial, industrial and miscellaneous | |
Churches (per seat) | 3 |
Churches w/kitchens add (per meal) | 3 |
Construction camps or sites, factories | |
W/toilets and showers | 35 |
W/toilets and no showers | 20 |
Laundries (per customer) | 50 |
Office and other day workers (per worker) | 15 |
Restaurants | |
24-hour operation | |
Per seat | 60 |
Per employee | 25 |
Lounge per seat | 50 |
12-hour operation | |
Per seat | 40 |
Per employee | 15 |
Lounge per seat | 35 |
Coffee shop—6-hour operation | |
Per seat | 6 |
Bar—no food | |
Per seat | 10 |
Banquet rooms | |
Per seat | 5 |
Meeting room | |
Per seat | 3 |
Schools | |
Without cafeterias or showers | 15 |
With cafeterias and showers | 25 |
With cafeterias or showers | 20 |
Service station (per vehicle served) | 10 |
Shopping center (per 1,000 square feet floor area) | 250 |
Stores (per toilet room) | 400 |
(Ord. 11-74, passed 2-17-2011; Am. Ord. 14-279, passed 10-16-2014)