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
Nitrate Lock Extended aeration Paul Robertson 0 5892 Thursday, December 26, 2013 11:19 AM 
In line nutrient monitoring mford 1 5979 Wednesday, July 6, 2011 9:16 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 5988 Tuesday, September 20, 2011 10:06 AM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 6012 Wednesday, February 23, 2011 11:39 PM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 6035 Tuesday, May 17, 2011 2:20 PM 
Lost of pressure Chief 8 6220 Tuesday, March 15, 2011 7:02 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6344 Tuesday, May 24, 2011 10:55 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6411 Tuesday, May 17, 2011 11:14 AM 
High COD Results evik 1 6483 Thursday, February 24, 2011 9:13 AM 
MBR sludge condition Elizabeth Lawrence 4 6487 Tuesday, March 22, 2011 10:29 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6747 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6772 Thursday, January 21, 2010 8:23 PM 
Portable Suspended Solids Analyzer 01471237 0 6833 Friday, August 16, 2013 9:42 AM 
Caroling Sewermen Victor Santa Cruz 0 7092 Wednesday, December 29, 2010 1:44 PM 
Frozen tank Deerfield Wastewater 1 7182 Sunday, November 13, 2011 11:01 PM 
aerobic-anoxic operation ale 0 7322 Sunday, November 14, 2010 2:04 AM 
Oxidation Ditch Structural Assesment watertech 1 7643 Wednesday, September 22, 2010 2:15 PM 
SBR Omniflow Jerry 0 7766 Thursday, August 26, 2010 3:34 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7897 Monday, August 2, 2010 3:55 AM 
managing activated sludge system during food shortage John Wang 2 8081 Wednesday, July 6, 2011 9:24 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8164 Monday, August 8, 2011 1:17 PM 
Outfall Shorezone Protection T. Butler 1 8178 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8247 Monday, October 25, 2010 12:34 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8281 Saturday, July 24, 2010 1:33 PM 
ORP control Mark Milne 2 8301 Friday, November 25, 2011 1:57 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8362 Friday, August 10, 2012 2:22 PM 
SCADA advice needed Dennis Hudson 4 8488 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 8494 Monday, November 29, 2010 5:55 PM 
Primary clarifier chain Chris 4 8691 Sunday, November 13, 2011 11:02 PM 
grey slime in trickling filters & SBRs Todd Boling 0 9013 Saturday, May 1, 2010 4:19 PM 
excessive dark foam on aeration tanks Mark 3 9146 Tuesday, April 5, 2011 11:33 AM 
Bar screen upstream level sensor Larry Dolamore 2 9212 Friday, May 28, 2010 5:15 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9345 Sunday, May 2, 2010 1:28 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9483 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9545 Monday, March 15, 2010 7:24 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9744 Friday, May 28, 2010 3:30 PM 
Polyethylene Glycol Treatability Keith Chapman 1 9781 Friday, November 25, 2011 1:56 AM 
P.H. Problems D.Mak 6 9804 Wednesday, September 21, 2011 7:27 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9827 Tuesday, February 23, 2010 12:45 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10003 Sunday, November 13, 2011 11:00 PM 
Wastewater Blog Grant Weaver 5 10071 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10093 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10111 Saturday, April 24, 2010 6:42 PM 
High fecal coliform results Carmine Goneconte 7 10154 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10172 Wednesday, March 31, 2010 4:38 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10781 Thursday, January 21, 2010 8:24 PM 
reduction of flows cb 2 11226 Wednesday, January 27, 2010 9:24 AM 
Chlorine survival in activated sludge Jurek 6 11411 Sunday, November 13, 2011 11:03 PM 
Digester Gas Piping GB Gehrke 6 11502 Wednesday, November 23, 2011 7:45 AM 
Operators Meeting in WI Terry 0 11689 Friday, January 8, 2010 12:20 PM 
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