[Tagging] Wastewater Plants

Mark Wagner mark+osm at carnildo.com
Sat Oct 27 19:41:36 UTC 2018

On Sat, 27 Oct 2018 08:20:03 -0700
Clifford Snow <clifford at snowandsnow.us> wrote:

> On Sat, Oct 27, 2018 at 6:05 AM Paul Allen <pla16021 at gmail.com> wrote:
> >
> > It has the disadvantage that it doesn't make sense.  At least not
> > to me, as a native speaker of
> > British English (which is the normal language for defining OSM
> > tags) and as somebody who
> > doesn't work in sanitation.  Maybe a British sanitation engineer
> > would use basin or a non-British
> > speaker would use basin but I most definitely would not.
> >
> > Firstly, I don't think of a settling tank or clarifier as a basin.
> > A porcelain object for washing hands
> > in a bathroom is a basin and a geological depression in which water
> > collects is a basin, and a
> > man-made depression for holding water might be a basin but a
> > clarifier isn't.  I can see the
> > commonalities in all of those but a clarifier just isn't a basin.
> > Other than bathroom porcelain,
> > a basin requires a depression in the ground.
> >  
> There are some wastewater treatment facilities that use settling
> basins. The ones I've mapped all use more advanced technology. Where
> I have heard of settling basins is those used by large farm
> operations. The one that comes to mind is during the flooding in the
> US Southeast where pig farmers settling basins were covered by flood
> waters which resulted in tons of waste flowing into the area.
> If the wastewater plant used settling basins then they should be
> mapped as such. But as I said, all of the plants I've seen use
> clarifiers and digesters.

You should visit the other side of the state, then.  Virtually every
small town here has a group of two to six settling ponds, usually on the
downwind side.


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