goeff, why don't you Google maps the location and check the areal 
photos to see what is there.
Dick

On 9/1/2010 1:30 PM, Geoffrey wrote:
> Hello Richard;
>
> Thank you so much.
> I tried to retrieve this info from the USGS but for some
> reason was unable to find it.
>
> According to this info I have read my gram all wrong.
> I did not get my P and S phases right.
>
> It was more like some kind of bizaaro Pn to Pg wave.
>
> According to this new info the event might have been a blast
> in the Ml range of 2.1 just downstream of Roosevelt
> Dam. It seems very close to a roadway and this makes
> me wonder if construction of some kind was going
> on what used to be a dirt road.
>
> If it was a real EQ it is the first of its kind that I have ever seen.
> And being so close to the DAM is quite interesting.
>
> Thank you for your reply.
>
> When I re-read the seismic chart I get the same reading
> which the USGS has posted.
>
> This gram I will send to anyone interested.
> Simply email me with a request and I will
> send you the data to whatever degree you desire.
> Like:
> Image file or PSN file or RAW data as it was collected.
>
> If my reading had been right it would have been a
> bigger event by one magnitude except 80
> miles away instead of 25 miles.
>
> I guess I shall never learn to read these things right all the time.
>
> Best regards,
> geoff
>
> --------------------------------------------------
> From: "Richard Webb" 
> Sent: Wednesday, September 01, 2010 12:57 PM
> To: 
> Subject: Re: JUN25_1030_UTC EVENT
>
>>  Goeff, from the USGS database
>>
>>  PDE-Q  2010  06 25 103034.13  33.61 -111.20   5  3.1 MLGS    ... 
>> .......    79
>>
>> Dick
>>
>> On 9/1/2010 2:50 AM, Geoffrey wrote:
>>> Hello PSN;
>>>
>>> I've been gone ( not anyone really cares )
>>> due to an OS failure and was unable to reload my OS
>>> due to a broken OEM disk so I got WIN 7
>>> now reloaded and up and running with some loss
>>> of data. Win7 actually seems better than Vista
>>> but not sure yet.
>>>
>>> Any case;
>>>
>>> I received an event, or mine blast or something
>>> which seems unusual about 80 statute
>>> miles from [GVA] with a Richter magnitude
>>> like 3.1 or a bit better.
>>>
>>> ITS origin seems to be 10:30:08_JUN25_2010_UTC
>>>
>>> Is there anyone out there who knows
>>> this event ( somewhere in Arizona ) ?
>>>
>>> Possibly you have a record which shows
>>> the distance from your own station ?
>>>
>>> This distance of 75 to 80 Statute miles
>>> [5280 feet/mile]
>>> is unknown to me and I have been
>>> watching signals a long time here at [GVA]
>>>
>>> 3.1 would be a very large mine blast,
>>> I think this was a quake.
>>>
>>> Id like to pinpoint this.
>>> Find its epicenter, I think its called.
>>>
>>> FYI;
>>> [GVA] is +33.42138 N   -111.57477 W 1665ft[msl]
>>> This event should be about 80 miles from these co-ordinates WGS84
>>> Near the indicated time.
>>>
>>> Thanks ahead of time,
>>> geoff __________________________________________________________
>>>
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