Hi All,
Does anyone know a good resource to find HUC 8, 10, 12 watershed areas in acres/sq. ft.? When I google, I am not finding that one website where I can find this info quickly. Is there a GIS map viewer where I can click an area of interest and find watershed boundary areas in acres? Thanks...
Hi all,
I am working on hydraulic modeling of a channel for CLOMR/LOMR project, HEC-RAS model and results look fine. Right now, I am working on mapping the 100 yr floodplain boundaries. I have done one in the recent past, where I look at the results table and draft the floodplain boundary at...
I have pretty basic but important question.
I would like to know if a CLOMR or CLOMR/LOMR is needed for a project.
The site is an old mining pit next to a creek with Q100= 6,500 cfs on the north end. Mining stopped decades ago, the site now has thick brush, and trees. The topography shows the...
I am working on a flood control project where we are trying to route approx. 4,000 cfs (Q100) from mountainous watershed through a series of detention basins and then through a channel at the foothills. We are designing 4 basins with orifice control outlet pipes between the berms for low flows...
Hello Guys,
I am tasked with preparing a Water Quality Management Plan (WQMP) for a project here in Riverside County CA. I am looking at bio-retention basins vs Contech Filterra or Bio-Clean MWS Systems for SW treatment. We usually propose a bio-retention basin for treatment. But this time we...
Hi All,
I am working on a 140 unit condo project that has offsite street improvements. We are proposing sump and on-grade catch basins which get built prior to onsite. The outlet SD pipes from CB's drain south through the site that get built with onsite improvements. My question is, as the...
