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
grey slime in trickling filters & SBRs Todd Boling 0 9573 Saturday, May 1, 2010 4:19 PM 
Trash(tampons, etc.) problem land application Landbiosolid 1 9688 Tuesday, September 20, 2011 10:06 AM 
Lost of pressure Chief 8 9828 Tuesday, March 15, 2011 7:02 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 9882 Tuesday, May 17, 2011 2:20 PM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 9901 Wednesday, February 23, 2011 11:39 PM 
High COD Results evik 1 10020 Thursday, February 24, 2011 9:13 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 10103 Tuesday, May 24, 2011 10:55 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 10149 Tuesday, May 17, 2011 11:14 AM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 10228 Sunday, November 13, 2011 11:03 PM 
salinity in activated sludge Greg Gress 2 10231 Thursday, June 14, 2012 5:21 AM 
MBR sludge condition Elizabeth Lawrence 4 10291 Tuesday, March 22, 2011 10:29 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 10590 Monday, August 8, 2011 1:17 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 10628 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 10793 Wednesday, January 5, 2011 9:15 AM 
Frozen tank Deerfield Wastewater 1 10838 Sunday, November 13, 2011 11:01 PM 
Request for info regarding Trojan UV systems T.O.C. 5 10860 Friday, August 10, 2012 2:22 PM 
Caroling Sewermen Victor Santa Cruz 0 11029 Wednesday, December 29, 2010 1:44 PM 
Oxidation Ditch Structural Assesment watertech 1 11185 Wednesday, September 22, 2010 2:15 PM 
Bar screen upstream level sensor Larry Dolamore 2 11266 Friday, May 28, 2010 5:15 PM 
transportation of dewatered alum sludge Doctor Sewage 0 11326 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 11344 Thursday, August 26, 2010 3:34 PM 
Decanting solds & scum Dwayne 1 11694 Friday, June 19, 2015 6:28 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 11779 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 11779 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 12073 Monday, October 25, 2010 12:34 PM 
very low SVIs!! Deb 5 12140 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 12226 Thursday, October 28, 2010 3:54 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 12401 Sunday, November 13, 2011 11:00 PM 
ORP control Mark Milne 2 12553 Friday, November 25, 2011 1:57 AM 
excessive dark foam on aeration tanks Mark 3 12695 Tuesday, April 5, 2011 11:33 AM 
Primary clarifier chain Chris 4 12746 Sunday, November 13, 2011 11:02 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 12894 Sunday, May 2, 2010 1:28 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 13034 Monday, March 15, 2010 7:24 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 13191 Friday, May 28, 2010 3:30 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 13338 Tuesday, February 23, 2010 12:45 AM 
floating sludge problem JC 1 13504 Saturday, April 24, 2010 6:42 PM 
aerobic-anoxic operation ale 0 13516 Sunday, November 14, 2010 2:04 AM 
BNR Internal Recycle Cooper 0 13524 Wednesday, January 28, 2015 8:27 PM 
head loss at air diffused system Tiger 1 13594 Monday, July 5, 2010 11:55 AM 
P.H. Problems D.Mak 6 13792 Wednesday, September 21, 2011 7:27 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 14122 Saturday, November 26, 2011 10:20 AM 
Polyethylene Glycol Treatability Keith Chapman 1 14285 Friday, November 25, 2011 1:56 AM 
color codes for equipment and pipes deepleveltrash 1 14460 Wednesday, March 31, 2010 4:38 PM 
Digester Gas Piping GB Gehrke 6 14498 Wednesday, November 23, 2011 7:45 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 14518 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 14814 Sunday, November 13, 2011 10:59 PM 
reduction of flows cb 2 14862 Wednesday, January 27, 2010 9:24 AM 
Alien Bugs(2) 01663302 0 14894 Monday, December 23, 2013 10:09 AM 
Chlorine survival in activated sludge Jurek 6 15605 Sunday, November 13, 2011 11:03 PM 
Operators Meeting in WI Terry 0 15636 Friday, January 8, 2010 12:20 PM 
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