I tried cleaning this up with the v.clean grass tool and the snap function, but there still seems to be issues with some of the geometries. I even tried a "Buffer by 0" with v.buffer but something is still amiss. If anyone has a way to "hard reset" area geometries I'd be very interested to know.
On Sat, 9 Jan 2021 at 09:37, Phil Wyatt <[email protected]> wrote: > I spotted at least one other anomaly > > > > > > Bottom left of this object has a long sliver that you might want to remove > > > > > > Cheers > > > > > > *From:* Qgis-user <[email protected]> *On Behalf Of * > [email protected] > *Sent:* Saturday, 9 January 2021 7:28 AM > *To:* qgis-user <[email protected]> > *Subject:* [Qgis-user] How do I clean up this geometry? > > > > This linked > <https://drive.google.com/file/d/1o1KthonUPSZGWp6QImS9btbj799Lv-om/view?usp=sharing> > file, proclaimed.zip, is the boundary of the Santa Fe National Forest as > supplied by the USFS. > If you focus on this area > > > > > There is some problematic geometry. If I do a dissolve I get this: > > > > If I remove the holes, I'm left with this bit of stray boundary: > > > I then remove that with edit nodes. But the resulting polygon is still not > clean - if I try to use the field calculator to add the area (using > $area), I get > *null.*There is bad geometry that I'm not spotting, but how do I find it? > > > The second linked > <https://drive.google.com/file/d/1ul60p0rSdwKcmt6zUivSMIPQHXYc_rcT/view?usp=sharing>file, > clean.zip, is the result of the steps above. > > > _______________________________________________ > Qgis-user mailing list > [email protected] > List info: https://lists.osgeo.org/mailman/listinfo/qgis-user > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user >
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