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 5989 Tuesday, September 25, 2012 7:55 PM 
Flow verification James Royer 2 10094 Monday, October 25, 2010 12:34 PM 
Mercury Control Jason Graham 0 6170 Tuesday, November 29, 2011 2:09 PM 
floating sludge problem JC 1 11859 Saturday, April 24, 2010 6:42 PM 
SBR Omniflow Jerry 0 9650 Thursday, August 26, 2010 3:34 PM 
aerobic digester-very high solids-odor problem jim 4 14145 Sunday, May 16, 2010 5:13 PM 
envirofilt JK 0 6109 Sunday, December 11, 2011 6:52 PM 
managing activated sludge system during food shortage John Wang 2 10068 Wednesday, July 6, 2011 9:24 AM 
Seasonal MLSS adjustment Joseph McDowell 2 17189 Sunday, April 11, 2010 2:01 PM 
Chlorine survival in activated sludge Jurek 6 13588 Sunday, November 13, 2011 11:03 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 6832 Sunday, October 9, 2011 7:34 PM 
Polyethylene Glycol Treatability Keith Chapman 1 12259 Friday, November 25, 2011 1:56 AM 
High DO in Lagoons Kit Roush 2 6083 Tuesday, June 19, 2012 12:38 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 4749 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 4429 Friday, February 17, 2012 3:12 PM 
Trash Racks before Parkson Screens? L Cipparone 1 5900 Sunday, October 9, 2011 7:23 PM 
Affordable trash removal from biosolids Landbiosolid 0 5247 Thursday, February 9, 2012 10:13 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 8023 Tuesday, September 20, 2011 10:06 AM 
Lining stainless steel air pipe Larry Dolamore 0 7172 Monday, June 27, 2011 9:13 AM 
Bar screen upstream level sensor Larry Dolamore 2 9650 Friday, May 28, 2010 5:15 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 11252 Sunday, May 2, 2010 1:28 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 12057 Saturday, November 26, 2011 10:20 AM 
excessive dark foam on aeration tanks Mark 3 10971 Tuesday, April 5, 2011 11:33 AM 
ORP control Mark Milne 2 10590 Friday, November 25, 2011 1:57 AM 
Anaerobic capability Matt Forbes 0 6523 Wednesday, September 7, 2011 11:00 PM 
In line nutrient monitoring mford 1 7859 Wednesday, July 6, 2011 9:16 AM 
disinfection with paracetic acid mgille 8 14534 Tuesday, July 6, 2010 10:33 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 5489 Wednesday, November 23, 2011 7:48 AM 
Dam Odours Nick 0 6410 Tuesday, November 29, 2011 7:24 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 8308 Tuesday, May 17, 2011 11:14 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 8020 Tuesday, May 17, 2011 2:20 PM 
Nitrate Lock Extended aeration Paul Robertson 0 16578 Thursday, December 26, 2013 11:19 AM 
RAS lines and clarifier balancing R Siddens 1 3952 Thursday, February 2, 2012 5:17 AM 
High Influent Sulfates Randy Siddens 0 6738 Tuesday, August 30, 2011 11:45 AM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 7393 Wednesday, August 25, 2010 1:47 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 11368 Monday, March 15, 2010 7:24 AM 
Log Sheet Data Rock 1 3700 Tuesday, June 12, 2012 1:37 PM 
Grit pipeline and with pinch valves sandra 0 712 Wednesday, April 13, 2016 12:21 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 6592 Friday, August 19, 2011 10:46 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 11670 Tuesday, February 23, 2010 12:45 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 10131 Saturday, July 24, 2010 1:33 PM 
buried natural gas piping condition assessment T. Butler 1 6404 Tuesday, December 13, 2011 12:08 PM 
Outfall Shorezone Protection T. Butler 1 10073 Wednesday, March 17, 2010 12:14 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8854 Friday, August 10, 2012 2:22 PM 
MBBR Media Tatya Tope 2 7165 Thursday, October 27, 2011 4:03 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8570 Monday, August 8, 2011 1:17 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 8817 Wednesday, January 5, 2011 9:15 AM 
Operators Meeting in WI Terry 0 13769 Friday, January 8, 2010 12:20 PM 
head loss at air diffused system Tiger 1 11942 Monday, July 5, 2010 11:55 AM 
grey slime in trickling filters & SBRs Todd Boling 0 10923 Saturday, May 1, 2010 4:19 PM 
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