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
tank numbering h2ochem 1 6035 Sunday, June 26, 2011 1:22 PM 
In line nutrient monitoring mford 1 6037 Wednesday, July 6, 2011 9:16 AM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 6054 Wednesday, February 23, 2011 11:39 PM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 6132 Tuesday, May 17, 2011 2:20 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6351 Tuesday, May 24, 2011 10:55 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6432 Tuesday, May 17, 2011 11:14 AM 
Lost of pressure Chief 8 6439 Tuesday, March 15, 2011 7:02 AM 
High COD Results evik 1 6536 Thursday, February 24, 2011 9:13 AM 
MBR sludge condition Elizabeth Lawrence 4 6572 Tuesday, March 22, 2011 10:29 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6791 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6852 Thursday, January 21, 2010 8:23 PM 
Caroling Sewermen Victor Santa Cruz 0 7114 Wednesday, December 29, 2010 1:44 PM 
Frozen tank Deerfield Wastewater 1 7249 Sunday, November 13, 2011 11:01 PM 
aerobic-anoxic operation ale 0 7432 Sunday, November 14, 2010 2:04 AM 
Oxidation Ditch Structural Assesment watertech 1 7713 Wednesday, September 22, 2010 2:15 PM 
Nitrate Lock Extended aeration Paul Robertson 0 7814 Thursday, December 26, 2013 11:19 AM 
Control of algae growth on concrete with coatings? 01490632 0 7944 Tuesday, February 25, 2014 2:17 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7946 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7967 Thursday, August 26, 2010 3:34 PM 
managing activated sludge system during food shortage John Wang 2 8158 Wednesday, July 6, 2011 9:24 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8187 Monday, August 8, 2011 1:17 PM 
Outfall Shorezone Protection T. Butler 1 8242 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8266 Monday, October 25, 2010 12:34 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8302 Saturday, July 24, 2010 1:33 PM 
Portable Suspended Solids Analyzer 01471237 0 8416 Friday, August 16, 2013 9:42 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8419 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8548 Friday, November 25, 2011 1:57 AM 
SCADA advice needed Dennis Hudson 4 8557 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 8566 Monday, November 29, 2010 5:55 PM 
Primary clarifier chain Chris 4 8841 Sunday, November 13, 2011 11:02 PM 
grey slime in trickling filters & SBRs Todd Boling 0 9078 Saturday, May 1, 2010 4:19 PM 
excessive dark foam on aeration tanks Mark 3 9103 Tuesday, April 5, 2011 11:33 AM 
Bar screen upstream level sensor Larry Dolamore 2 9192 Friday, May 28, 2010 5:15 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9421 Sunday, May 2, 2010 1:28 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9516 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9527 Saturday, November 26, 2011 10:20 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9880 Friday, May 28, 2010 3:30 PM 
Polyethylene Glycol Treatability Keith Chapman 1 9896 Friday, November 25, 2011 1:56 AM 
P.H. Problems D.Mak 6 9962 Wednesday, September 21, 2011 7:27 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9963 Tuesday, February 23, 2010 12:45 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10099 Sunday, November 13, 2011 11:00 PM 
head loss at air diffused system Tiger 1 10109 Monday, July 5, 2010 11:55 AM 
Wastewater Blog Grant Weaver 5 10191 Monday, May 7, 2012 4:15 AM 
floating sludge problem JC 1 10212 Saturday, April 24, 2010 6:42 PM 
color codes for equipment and pipes deepleveltrash 1 10216 Wednesday, March 31, 2010 4:38 PM 
High fecal coliform results Carmine Goneconte 7 10290 Sunday, November 13, 2011 10:59 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10830 Thursday, January 21, 2010 8:24 PM 
reduction of flows cb 2 11257 Wednesday, January 27, 2010 9:24 AM 
Chlorine survival in activated sludge Jurek 6 11520 Sunday, November 13, 2011 11:03 PM 
Digester Gas Piping GB Gehrke 6 11584 Wednesday, November 23, 2011 7:45 AM 
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