WEF Discussions — Now on LinkedIn!

WEF is pleased to announce the creation of free LinkedIn groups associated with its technical discussion forum topics. Through these LinkedIn groups, members will be able to view and participate in discussions, as well as communicate with one another via direct messages. Share your experiences and knowledge, ask questions and respond to other discussions as frequently as you like!

You must have a LinkedIn profile to join a LinkedIn group; you can create your profile here. If you already have a LinkedIn profile, all you need to do is submit a request to join one or all of the following groups:

Water Environment Federation (Main) | Biosolids | Collection Systems | Nutrients | Stormwater 
Utility Management | Water Reuse | Water for Jobs | Watershed Management | Laboratory Practices 

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Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Activated Sludge Process Control Workshop Victor Santa Cruz 1 5717 Wednesday, February 23, 2011 11:39 PM 
Oxidation Ditch Structural Assesment watertech 1 7463 Wednesday, September 22, 2010 2:15 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 7961 Saturday, July 24, 2010 1:33 PM 
floating sludge problem JC 1 9720 Saturday, April 24, 2010 6:42 PM 
color codes for equipment and pipes deepleveltrash 1 9827 Wednesday, March 31, 2010 4:38 PM 
Outfall Shorezone Protection T. Butler 1 7930 Wednesday, March 17, 2010 12:14 PM 
head loss at air diffused system Tiger 1 9778 Monday, July 5, 2010 11:55 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9470 Tuesday, February 23, 2010 12:45 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9467 Friday, November 25, 2011 1:56 AM 
Frozen tank Deerfield Wastewater 1 6794 Sunday, November 13, 2011 11:01 PM 
Water Fleas!!!(2) 01474775 0 184 Wednesday, May 8, 2013 10:41 AM 
Ozone for Fecal Coliform Reduction 17633991 0 264 Sunday, April 14, 2013 6:36 PM 
Ocean Outfall assessment 01607899 0 1523 Wednesday, January 9, 2013 3:51 PM 
pH of Mixed Liquor 17627563 0 1629 Monday, December 31, 2012 11:10 AM 
Oxidation ditch 01645290 0 2061 Thursday, November 29, 2012 10:24 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 2403 Wednesday, October 17, 2012 5:35 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 1341 Tuesday, October 16, 2012 9:55 PM 
Determining the settlement tank's volume Hajar 0 2715 Tuesday, September 25, 2012 7:55 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 2644 Tuesday, September 4, 2012 12:17 PM 
ski resort WWTP operation 01463964 0 346 Friday, August 10, 2012 2:24 PM 
Overheating wires with WEDECO UV system 01453718 0 456 Tuesday, August 7, 2012 2:46 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 663 Tuesday, June 26, 2012 9:52 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 562 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 559 Monday, May 14, 2012 10:38 AM 
Alkalinity control Andres Vinent 0 2540 Tuesday, February 21, 2012 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2125 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 1805 Friday, February 17, 2012 3:12 PM 
Affordable trash removal from biosolids Landbiosolid 0 2696 Thursday, February 9, 2012 10:13 AM 
Septage/Grease Screening Units Frederick Auermuller 0 3262 Tuesday, January 3, 2012 3:51 PM 
envirofilt JK 0 3401 Sunday, December 11, 2011 6:52 PM 
Dam Odours Nick 0 3754 Tuesday, November 29, 2011 7:24 PM 
Mercury Control Jason Graham 0 3437 Tuesday, November 29, 2011 2:09 PM 
Digester Piping Phosphate Scaling Inspection. Nash 0 2852 Wednesday, November 23, 2011 7:48 AM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3317 Thursday, November 10, 2011 5:01 PM 
Anaerobic capability Matt Forbes 0 3934 Wednesday, September 7, 2011 11:00 PM 
High Influent Sulfates Randy Siddens 0 4572 Tuesday, August 30, 2011 11:45 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4131 Tuesday, August 23, 2011 8:01 PM 
Lining stainless steel air pipe Larry Dolamore 0 5158 Monday, June 27, 2011 9:13 AM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5427 Sunday, November 13, 2011 11:03 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6083 Tuesday, May 24, 2011 10:55 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 5766 Tuesday, May 17, 2011 2:20 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6476 Wednesday, January 5, 2011 9:15 AM 
Caroling Sewermen Victor Santa Cruz 0 6820 Wednesday, December 29, 2010 1:44 PM 
aerobic-anoxic operation ale 0 6992 Sunday, November 14, 2010 2:04 AM 
SBR Omniflow Jerry 0 7529 Thursday, August 26, 2010 3:34 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5184 Wednesday, August 25, 2010 1:47 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7568 Monday, August 2, 2010 3:55 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8784 Saturday, May 1, 2010 4:19 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9166 Monday, March 15, 2010 7:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10605 Thursday, January 21, 2010 8:24 PM 
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