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
Chlorine survival in activated sludge Jurek 6 14254 Sunday, November 13, 2011 11:03 PM 
Primary clarifier chain Chris 4 11415 Sunday, November 13, 2011 11:02 PM 
Frozen tank Deerfield Wastewater 1 9667 Sunday, November 13, 2011 11:01 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 11052 Sunday, November 13, 2011 11:00 PM 
High fecal coliform results Carmine Goneconte 7 13621 Sunday, November 13, 2011 10:59 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 6303 Thursday, November 10, 2011 5:01 PM 
MBBR Media Tatya Tope 2 7701 Thursday, October 27, 2011 4:03 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 7366 Sunday, October 9, 2011 7:34 PM 
Trash Racks before Parkson Screens? L Cipparone 1 6407 Sunday, October 9, 2011 7:23 PM 
P.H. Problems D.Mak 6 12493 Wednesday, September 21, 2011 7:27 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 8520 Tuesday, September 20, 2011 10:06 AM 
Anaerobic capability Matt Forbes 0 7134 Wednesday, September 7, 2011 11:00 PM 
High Influent Sulfates Randy Siddens 0 7252 Tuesday, August 30, 2011 11:45 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 6783 Tuesday, August 23, 2011 8:01 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 7128 Friday, August 19, 2011 10:46 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 9182 Monday, August 8, 2011 1:17 PM 
Quaternary Ammonium Compounds David Allen 3 15033 Monday, July 11, 2011 3:05 PM 
managing activated sludge system during food shortage John Wang 2 10657 Wednesday, July 6, 2011 9:24 AM 
In line nutrient monitoring mford 1 8324 Wednesday, July 6, 2011 9:16 AM 
Lining stainless steel air pipe Larry Dolamore 0 7696 Monday, June 27, 2011 9:13 AM 
tank numbering h2ochem 1 8224 Sunday, June 26, 2011 1:22 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 8896 Tuesday, May 24, 2011 10:55 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 8602 Tuesday, May 17, 2011 2:20 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 8850 Tuesday, May 17, 2011 11:14 AM 
chemical phosphorus removal using alum david 1 8084 Thursday, April 7, 2011 1:54 PM 
excessive dark foam on aeration tanks Mark 3 11505 Tuesday, April 5, 2011 11:33 AM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 14706 Sunday, April 3, 2011 6:07 AM 
MBR sludge condition Elizabeth Lawrence 4 9037 Tuesday, March 22, 2011 10:29 PM 
Lost of pressure Chief 8 8593 Tuesday, March 15, 2011 7:02 AM 
High COD Results evik 1 8815 Thursday, February 24, 2011 9:13 AM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 8571 Wednesday, February 23, 2011 11:39 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 9449 Wednesday, January 5, 2011 9:15 AM 
Caroling Sewermen Victor Santa Cruz 0 9690 Wednesday, December 29, 2010 1:44 PM 
very low SVIs!! Deb 5 10898 Monday, November 29, 2010 5:55 PM 
aerobic-anoxic operation ale 0 12114 Sunday, November 14, 2010 2:04 AM 
SCADA advice needed Dennis Hudson 4 10957 Thursday, October 28, 2010 3:54 PM 
Flow verification James Royer 2 10719 Monday, October 25, 2010 12:34 PM 
Oxidation Ditch Structural Assesment watertech 1 10012 Wednesday, September 22, 2010 2:15 PM 
SBR Omniflow Jerry 0 10138 Thursday, August 26, 2010 3:34 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 7904 Wednesday, August 25, 2010 1:47 PM 
transportation of dewatered alum sludge Doctor Sewage 0 10200 Monday, August 2, 2010 3:55 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 16201 Sunday, July 25, 2010 9:08 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 10633 Saturday, July 24, 2010 1:33 PM 
disinfection with paracetic acid mgille 8 15092 Tuesday, July 6, 2010 10:33 AM 
head loss at air diffused system Tiger 1 12438 Monday, July 5, 2010 11:55 AM 
Bar screen upstream level sensor Larry Dolamore 2 10128 Friday, May 28, 2010 5:15 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 12024 Friday, May 28, 2010 3:30 PM 
aerobic digester-very high solids-odor problem jim 4 14723 Sunday, May 16, 2010 5:13 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 11752 Sunday, May 2, 2010 1:28 PM 
grey slime in trickling filters & SBRs Todd Boling 0 11483 Saturday, May 1, 2010 4:19 PM 
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