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
Determining the settlement tank's volume Hajar 0 7460 Tuesday, September 25, 2012 7:55 PM 
Flow verification James Royer 2 11616 Monday, October 25, 2010 12:34 PM 
Mercury Control Jason Graham 0 7681 Tuesday, November 29, 2011 2:09 PM 
floating sludge problem JC 1 13086 Saturday, April 24, 2010 6:42 PM 
SBR Omniflow Jerry 0 10912 Thursday, August 26, 2010 3:34 PM 
aerobic digester-very high solids-odor problem jim 4 15545 Sunday, May 16, 2010 5:13 PM 
envirofilt JK 0 7610 Sunday, December 11, 2011 6:52 PM 
managing activated sludge system during food shortage John Wang 2 11450 Wednesday, July 6, 2011 9:24 AM 
Seasonal MLSS adjustment Joseph McDowell 2 18573 Sunday, April 11, 2010 2:01 PM 
Chlorine survival in activated sludge Jurek 6 15153 Sunday, November 13, 2011 11:03 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 8117 Sunday, October 9, 2011 7:34 PM 
Polyethylene Glycol Treatability Keith Chapman 1 13743 Friday, November 25, 2011 1:56 AM 
High DO in Lagoons Kit Roush 2 7544 Tuesday, June 19, 2012 12:38 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 6318 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 5933 Friday, February 17, 2012 3:12 PM 
Trash Racks before Parkson Screens? L Cipparone 1 7171 Sunday, October 9, 2011 7:23 PM 
Affordable trash removal from biosolids Landbiosolid 0 6838 Thursday, February 9, 2012 10:13 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 9256 Tuesday, September 20, 2011 10:06 AM 
Lining stainless steel air pipe Larry Dolamore 0 8478 Monday, June 27, 2011 9:13 AM 
Bar screen upstream level sensor Larry Dolamore 2 10844 Friday, May 28, 2010 5:15 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 12461 Sunday, May 2, 2010 1:28 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 13642 Saturday, November 26, 2011 10:20 AM 
excessive dark foam on aeration tanks Mark 3 12281 Tuesday, April 5, 2011 11:33 AM 
ORP control Mark Milne 2 12040 Friday, November 25, 2011 1:57 AM 
Anaerobic capability Matt Forbes 0 7898 Wednesday, September 7, 2011 11:00 PM 
In line nutrient monitoring mford 1 9086 Wednesday, July 6, 2011 9:16 AM 
disinfection with paracetic acid mgille 8 15968 Tuesday, July 6, 2010 10:33 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 7022 Wednesday, November 23, 2011 7:48 AM 
Dam Odours Nick 0 7843 Tuesday, November 29, 2011 7:24 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 9705 Tuesday, May 17, 2011 11:14 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 9430 Tuesday, May 17, 2011 2:20 PM 
Nitrate Lock Extended aeration Paul Robertson 0 18127 Thursday, December 26, 2013 11:19 AM 
RAS lines and clarifier balancing R Siddens 1 5504 Thursday, February 2, 2012 5:17 AM 
High Influent Sulfates Randy Siddens 0 7983 Tuesday, August 30, 2011 11:45 AM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 8686 Wednesday, August 25, 2010 1:47 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 12623 Monday, March 15, 2010 7:24 AM 
Log Sheet Data Rock 1 5196 Tuesday, June 12, 2012 1:37 PM 
Grit pipeline and with pinch valves sandra 0 1649 Wednesday, April 13, 2016 12:21 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 7945 Friday, August 19, 2011 10:46 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 12905 Tuesday, February 23, 2010 12:45 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 11350 Saturday, July 24, 2010 1:33 PM 
buried natural gas piping condition assessment T. Butler 1 8093 Tuesday, December 13, 2011 12:08 PM 
Outfall Shorezone Protection T. Butler 1 11363 Wednesday, March 17, 2010 12:14 PM 
Request for info regarding Trojan UV systems T.O.C. 5 10386 Friday, August 10, 2012 2:22 PM 
MBBR Media Tatya Tope 2 8517 Thursday, October 27, 2011 4:03 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 10129 Monday, August 8, 2011 1:17 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 10328 Wednesday, January 5, 2011 9:15 AM 
Operators Meeting in WI Terry 0 15192 Friday, January 8, 2010 12:20 PM 
head loss at air diffused system Tiger 1 13168 Monday, July 5, 2010 11:55 AM 
grey slime in trickling filters & SBRs Todd Boling 0 12246 Saturday, May 1, 2010 4:19 PM 
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