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 4045 Tuesday, September 25, 2012 7:55 PM 
Flow verification James Royer 2 8319 Monday, October 25, 2010 12:34 PM 
Mercury Control Jason Graham 0 4054 Tuesday, November 29, 2011 2:09 PM 
floating sludge problem JC 1 10199 Saturday, April 24, 2010 6:42 PM 
SBR Omniflow Jerry 0 7912 Thursday, August 26, 2010 3:34 PM 
aerobic digester-very high solids-odor problem jim 4 12181 Sunday, May 16, 2010 5:13 PM 
envirofilt JK 0 3962 Sunday, December 11, 2011 6:52 PM 
managing activated sludge system during food shortage John Wang 2 8268 Wednesday, July 6, 2011 9:24 AM 
Seasonal MLSS adjustment Joseph McDowell 2 15265 Sunday, April 11, 2010 2:01 PM 
Chlorine survival in activated sludge Jurek 6 11597 Sunday, November 13, 2011 11:03 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 4947 Sunday, October 9, 2011 7:34 PM 
Polyethylene Glycol Treatability Keith Chapman 1 10002 Friday, November 25, 2011 1:56 AM 
High DO in Lagoons Kit Roush 2 3896 Tuesday, June 19, 2012 12:38 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2731 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 2431 Friday, February 17, 2012 3:12 PM 
Trash Racks before Parkson Screens? L Cipparone 1 4100 Sunday, October 9, 2011 7:23 PM 
Affordable trash removal from biosolids Landbiosolid 0 3261 Thursday, February 9, 2012 10:13 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 6128 Tuesday, September 20, 2011 10:06 AM 
Lining stainless steel air pipe Larry Dolamore 0 5514 Monday, June 27, 2011 9:13 AM 
Bar screen upstream level sensor Larry Dolamore 2 9279 Friday, May 28, 2010 5:15 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9507 Sunday, May 2, 2010 1:28 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9660 Saturday, November 26, 2011 10:20 AM 
excessive dark foam on aeration tanks Mark 3 9213 Tuesday, April 5, 2011 11:33 AM 
ORP control Mark Milne 2 8503 Friday, November 25, 2011 1:57 AM 
Anaerobic capability Matt Forbes 0 4398 Wednesday, September 7, 2011 11:00 PM 
In line nutrient monitoring mford 1 6146 Wednesday, July 6, 2011 9:16 AM 
disinfection with paracetic acid mgille 8 12713 Tuesday, July 6, 2010 10:33 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 3441 Wednesday, November 23, 2011 7:48 AM 
Dam Odours Nick 0 4348 Tuesday, November 29, 2011 7:24 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6530 Tuesday, May 17, 2011 11:14 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 6204 Tuesday, May 17, 2011 2:20 PM 
Nitrate Lock Extended aeration Paul Robertson 0 13606 Thursday, December 26, 2013 11:19 AM 
RAS lines and clarifier balancing R Siddens 1 3659 Thursday, February 2, 2012 5:17 AM 
High Influent Sulfates Randy Siddens 0 5034 Tuesday, August 30, 2011 11:45 AM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5598 Wednesday, August 25, 2010 1:47 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9610 Monday, March 15, 2010 7:24 AM 
Log Sheet Data Rock 1 1604 Tuesday, June 12, 2012 1:37 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4877 Friday, August 19, 2011 10:46 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9903 Tuesday, February 23, 2010 12:45 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8398 Saturday, July 24, 2010 1:33 PM 
buried natural gas piping condition assessment T. Butler 1 4170 Tuesday, December 13, 2011 12:08 PM 
Outfall Shorezone Protection T. Butler 1 8359 Wednesday, March 17, 2010 12:14 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8555 Friday, August 10, 2012 2:22 PM 
MBBR Media Tatya Tope 2 5442 Thursday, October 27, 2011 4:03 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8282 Monday, August 8, 2011 1:17 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6904 Wednesday, January 5, 2011 9:15 AM 
Operators Meeting in WI Terry 0 11850 Friday, January 8, 2010 12:20 PM 
head loss at air diffused system Tiger 1 10215 Monday, July 5, 2010 11:55 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9154 Saturday, May 1, 2010 4:19 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9815 Friday, May 28, 2010 3:30 PM 
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