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Arial Pictures??


midwesthunter

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I had an awesome HSOforum for arial photos but my hard drive crashed and I lost it. It wasnt terraserver. It was actually from the mn gov HSOforum. Can anyone help me out with this one? The pictures were very clear and they were only a year old.

Thanks

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It was from the LMIC site. Link is below.

As a side note, this is a state agency that does plenty of good work in the state of MN relating to everything from the aerial photos here, to digital soil surveys, and many other forms of mapping data. And, every year, they're put on the state budget chopping block. This year, their operating budget was set to be cut in 1/2 (not sure what came of it).

If you use this service, and find it valuable (I surely do), write a letter to your local legislators and let them know they serve a public good. Your tax dollars are not all wasted as TV News anchors would have you believe during sweeps-ratings months. Keep these services, and many others free to all Minnesotans. Otherwise, we'll end up like WI grin.gif

http://geoserver.state.mn.us/raster2/

Joel

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That site looks like a good one but it isn't what I was thinking of. Our property in northern mn isnt on here. There is a big white patch that is white. There must not be any arial photos of that area. The one I was thinking of was a part of the mn.state HSOforum. You could search by counties.

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BRK:

Dang right! Email, phone call, letter.....anything would be great. Although it seems a bit late (budget has been set for some time now), I suppose better late than never. Especially considering that they're on the chopping block year after year.

To find out who to write, and who are the legislators in your district, use yet another fancy GIS application!!!:

District - Rep. Finder

Joel

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Midwesthunter:

The white stripes you're encountering will likely be a problem for the downloaded county data as well. These data are the same, just represented in a different way; web vs. download. GIS is what I do for a living, and from experience in other counties, these are most likely where the contractors flew errant flight paths and did not retrieve data from these locations. To the best of my knowledge, there is not a better explanation besides those areas with atmospheric interference. In fact, on the site, it mentions:

Quote:

Note: some parts of the state, primarily areas in Lake and Cook counties, could not be photographed due to poor weather conditions or other factors. See a list or map of the missing areas.


So it seems like areas photographed under poor conditions, like excessive cloud cover, haze, etc. were simply removed from the dataset.

Best I could tell you is that the state of MN paid photogrametric teams good money to fly these photos, and there better have been a stipulation in the contract to re-fly and photograph the flight lines that turned out poorly.

Otherwise, there's always the B&W photos.

Joel

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