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See Also
News Release:
Participants solicited for new subcommittee to revise guidance to protect surface water quality
Aerobic Treatment Systems and Drainfields: What You Need to Know (pdf)
Septic Systems and Drainfields: What You Need to Know (pdf)
List of Licensed Idaho Septage Pumpers (pdf)
Non-Domestic Wastewater Application Checklist
Non-Profit O&M List for Extended Treatment Package Systems (pdf)
Individual/Subsurface
Sewage Disposal Rules
Design Checklist for Pressure Distribution Systems for Large Soil Absorption and Central Systems
Need help?
Contact your nearest
DEQ Regional
Office
Water Quality Manager |
 |
Wastewater Management:
Technical Guidance Manual for Individual and
Subsurface Sewage Disposal Systems
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|
| Technical
Guidance Manual for Individual and Subsurface Sewage Disposal Systems
(DEQ Publication
Last Updated, June 1, 2009: pdf 1.7 mb, 216 pages)
This document
provides guidance on the design, construction, alteration, repair,
operation and maintenance of standard individual and subsurface
sewage systems, their components, and alternatives.
Note:
Some PDF files do not open properly due to computer
setting conflicts. If you have difficulty opening this or any
PDF file, try changing the default settings in Adobe Acrobat Reader.
See DEQ's About PDF Files (specifically
Problem 1, suggestions D, E, and F) for guidance.
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| Below is a list of the changes that have been made to the document
since June 2000. (The link above contains updates listed below.)
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| Date
Adopted |
Section
Description |
Page(s) |
| Jun. 1, 2009 |
Approved Septic Tanks: Updated list. |
|
| Jun. 1, 2009 |
Approved Vault Toilets |
|
| May 20, 2009 |
Approved Septic Tanks: Updated list. |
|
| May 8, 2009 |
Approved Septic Tanks: Updated list. |
|
| Apr. 15, 2009 |
Approved Septic Tanks: Updated list. |
|
| Feb. 10, 2009 |
Total Nitrogen Reduction Policy |
|
| Jan. 30, 2009 |
Table 8. Constituent Mass Loadings and Concentrations in Typical Residential Wastewater: Updated. |
|
| Jan. 2, 2009 |
Extended Treatment Package Systems: Changes reporting date to no later than July 31 each year. |
|
| Dec. 2, 2008 |
Approved Septic Tanks: Updated list. |
|
| Oct. 9, 2008 |
Definitions: Updated. |
|
| Oct. 3, 2008 |
Definitions: Updated. |
|
| Oct. 2, 2008 |
Approved Septic Tanks: Updated list. |
|
| Sep. 29, 2008 |
Approved Septic Tanks: Updated list. |
|
| Sep. 12, 2008 |
Table of Contents: Updated |
|
| Sep. 12, 2008 |
Rules for Individual and Subsurface Sewage Disposal Systems: Updated |
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| Sep. 12, 2008 |
Rules for Governing the Cleaning of Septic Tanks: Updated |
|
| Sep. 12, 2008 |
Definitions: New Section |
|
| Aug. 14, 2008 |
Approved Septic Tanks: Updated list. |
|
| Jul. 28, 2008 |
Septic Tank Effluent Filters: Updated list. |
|
| Apr. 29, 2008 |
Gravelless Trench Components: Updated list. |
|
| Jan. 18, 2008 |
Approved Septic Tanks: Updated list. |
|
| Dec. 3, 2007 |
Approved Septic Tanks: Updated list. |
|
| Nov. 1, 2007 |
Total Nitrogen Reduction Policy |
|
| Oct. 30, 2007 |
Gravelless Trench Components: Updated list. |
|
| Oct. 30, 2007 |
Approved Septic Tanks: Updated list. |
|
| Oct. 30, 2007 |
Incinerating Toilets: Updated list. |
|
| Oct. 4, 2007 |
Extended Treatment Package Systems |
|
| Jun. 1, 2007 |
Evapotranspiration Systems |
|
| Dec. 7, 2006 |
Approved Septic Tanks: Updated list. |
|
| Oct. 6, 2006 |
Approved Septic Tanks: Updated list. |
|
| Aug. 22, 2006 |
Sand Mound |
|
| Jul. 28, 2006 |
Extended Treatment Package Systems |
|
| Jul. 5, 2006 |
Approved Septic Tanks: Updated list. |
|
| Jun. 30, 2006 |
Total Nitrogen Reduction Policy |
|
| Jun. 27, 2006 |
Approved Septic Tanks: Updated list. |
|
| Jun. 12 , 2006 |
Approved Septic Tanks: Updated list. |
|
| Apr. 26, 2006 |
Approved Septic Tanks: Updated list. |
|
| Jan. 25, 2006 |
Standard Subsurface Disposal System Components |
|
| Jan. 4, 2006 |
Gravelless Trench Components: Updated list. |
|
| Nov. 22, 2005 |
Approved Septic Tanks: Updated list. |
|
| Sept. 28, 2005 |
Gravelless Trench Components: Updated list. |
|
| Aug. 22, 2005 |
Septic Tank Pump Vaults and Effluent Filters:
Updated Lists |
|
| Aug. 22, 2005 |
Approved Septic Tanks: Updated list. |
|
| Aug. 9, 2005 |
Extra Drainrock Trench: Updated section. |
|
| Aug. 5, 2005 |
Gravelless Trench Components: Updated list. |
|
| Jan. 11, 2005 |
Approved Septic Tanks: Updated list. |
|
| Oct. 13, 2004 |
Recirculating Gravel Filter: Updated section. |
|
| Oct. 5, 2004 |
Drip Distribution System: New section. |
|
| Oct. 5, 2004 |
Extended Treatment Package Systems: Updated
list. |
|
| Sept. 16, 2004 |
Graywater System: New section. |
|
| Dec. 2, 2003 |
Pressure Distribution System Section |
|
| May 14, 2001 |
Pipe Materials for Specified Uses: New list. |
|
| Nov. 21, 2000 |
Non-Profit Corporation for Managing Small
or Subsurface Wastewater Flow Systems: Monitoring requirements. |
|
| Nov. 21, 2000 |
Extended Treatment Package Systems:
Monitoring requirements. |
|
| Nov. 21, 2000 |
Pressure Distribution System Section: In-tank
pump systems. |
|
| Nov. 21, 2000 |
Unstable Landforms: Addition
to soils and ground water section. |
|
| Nov. 21, 2000 |
TGC Policies-Draft: New section. |
(not included) |
| June 5, 2000 |
Soil Design Subgroup Corrections: Uniform
fine sand modification. |
|
| June 5, 2000 |
Septic Tanks and Dosing Chambers: Revised
list. |
|
| June 5, 2000 |
Drainfields: Revision to trench construction
locations. |
|
| June 5, 2000 |
Individual Lagoons: New requirement for lagoon
seepage testing. |
|
| June 5, 2000 |
Private System Designer: Revision requires
designer to be either a professional engineer or an environmental
health specialist. |
|
|
| |
| Technical Guidance Committee |
Committee Meeting Schedule |
Wednesday, November 4, 2009, 9 a.m. - 4 p.m. |
DEQ State Office
Conference Room A
1410 N. Hilton Boise, ID
> Link to Agenda
|
Conference Call Information for November 4, 2009
Conference call auto-attendant number:
- Extension 0101: inside DEQ phone system
- (208) 373-0101: outside callers
Participants call auto-attendant number and are then prompted to enter their pre-arranged conference call bridge number and in this case press the number 1. Once the bridge number has been entered, callers are automatically connected to their conference call.
|
Meeting Minutes |
| Final March 2009 (pdf 24 kb, 3 pages) |
| Final February 2009 (pdf 26 kb, 4 pages) |
| Final December 2008 (pdf 28 kb, 5 pages) |
Final August 2008 (pdf 85 kb, 3 pages)
|
| Final July 2008 (pdf 298 kb, 11 pages) |
| Final June 2007 (pdf 107 kb, 2 pages) |
| Final March 2007 (pdf 581 kb, 20 pages) |
| Final November 2006 (pdf 202 kb, 4 pages) |
| Final November 2005 (pdf 51 kb, 13 pages) |
| Final April 2005 (pdf 71 kb, 5 pages) |
| Final December 2003
(pdf 254 kb, 29 pages) |
| Final December 2002
(pdf 946 kb, 64 pages) |
| Final December 2001
(pdf 241 kb, 48 pages) |
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