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
Grit pipeline and with pinch valves sandra 0 1090 Wednesday, April 13, 2016 12:21 PM 
Use of Larvacides for midge fly control 01632316 0 2068 Tuesday, December 22, 2015 11:19 AM 
Decanting solds & scum Dwayne 1 10134 Friday, June 19, 2015 6:28 AM 
BNR Internal Recycle Cooper 0 12050 Wednesday, January 28, 2015 8:27 PM 
Control of algae growth on concrete with coatings? 01490632 0 17482 Tuesday, February 25, 2014 2:17 PM 
Nitrate Lock Extended aeration Paul Robertson 0 17198 Thursday, December 26, 2013 11:19 AM 
Alien Bugs(2) 01663302 0 13533 Monday, December 23, 2013 10:09 AM 
Portable Suspended Solids Analyzer 01471237 0 17194 Friday, August 16, 2013 9:42 AM 
Water Fleas!!!(2) 01474775 0 3062 Wednesday, May 8, 2013 10:41 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 3172 Sunday, April 14, 2013 7:02 PM 
Ozone for Fecal Coliform Reduction 17633991 0 3937 Sunday, April 14, 2013 6:36 PM 
Ocean Outfall assessment 01607899 0 5262 Wednesday, January 9, 2013 3:51 PM 
pH of Mixed Liquor 17627563 0 3793 Monday, December 31, 2012 11:10 AM 
Oxidation ditch 01645290 0 6103 Thursday, November 29, 2012 10:24 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 6335 Wednesday, October 17, 2012 5:35 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 5020 Tuesday, October 16, 2012 9:55 PM 
Determining the settlement tank's volume Hajar 0 6536 Tuesday, September 25, 2012 7:55 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 6682 Tuesday, September 4, 2012 12:17 PM 
Isopropanol issues 01797999 1 7005 Tuesday, August 28, 2012 2:38 PM 
ski resort WWTP operation 01463964 0 3638 Friday, August 10, 2012 2:24 PM 
Request for info regarding Trojan UV systems T.O.C. 5 9459 Friday, August 10, 2012 2:22 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 4131 Friday, August 10, 2012 2:18 PM 
Overheating wires with WEDECO UV system 01453718 0 3766 Tuesday, August 7, 2012 2:46 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 3907 Tuesday, June 26, 2012 9:52 AM 
Using Mag Hydroxide Andres Vinent 3 3793 Monday, June 25, 2012 1:17 PM 
High DO in Lagoons Kit Roush 2 6659 Tuesday, June 19, 2012 12:38 PM 
salinity in activated sludge Greg Gress 2 8805 Thursday, June 14, 2012 5:21 AM 
Log Sheet Data Rock 1 4289 Tuesday, June 12, 2012 1:37 PM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 2648 Sunday, May 20, 2012 11:25 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 3833 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 3848 Monday, May 14, 2012 10:38 AM 
Wastewater Blog Grant Weaver 5 14050 Monday, May 7, 2012 4:15 AM 
Operations help Victoria Caulfield 1 6719 Friday, May 4, 2012 11:10 AM 
Alkalinity control Andres Vinent 0 6136 Tuesday, February 21, 2012 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 5364 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 5004 Friday, February 17, 2012 3:12 PM 
Affordable trash removal from biosolids Landbiosolid 0 5884 Thursday, February 9, 2012 10:13 AM 
RAS lines and clarifier balancing R Siddens 1 4555 Thursday, February 2, 2012 5:17 AM 
Septage/Grease Screening Units Frederick Auermuller 0 6557 Tuesday, January 3, 2012 3:51 PM 
buried natural gas piping condition assessment T. Butler 1 7031 Tuesday, December 13, 2011 12:08 PM 
envirofilt JK 0 6696 Sunday, December 11, 2011 6:52 PM 
Dam Odours Nick 0 6941 Tuesday, November 29, 2011 7:24 PM 
Mercury Control Jason Graham 0 6763 Tuesday, November 29, 2011 2:09 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 12749 Saturday, November 26, 2011 10:20 AM 
ORP control Mark Milne 2 11166 Friday, November 25, 2011 1:57 AM 
Polyethylene Glycol Treatability Keith Chapman 1 12849 Friday, November 25, 2011 1:56 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 6084 Wednesday, November 23, 2011 7:48 AM 
Digester Gas Piping GB Gehrke 6 12865 Wednesday, November 23, 2011 7:45 AM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 7053 Tuesday, November 22, 2011 3:30 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 8750 Sunday, November 13, 2011 11:03 PM 
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