Small Earthquake Near Painesville, Ohio
Origin Time: 30 June, 2004, 04:03:14.58 UTC
Location: 41.78º N -81.07º W
Magnitude: 3.3 mbLg
Depth: 5 km (fixed)

Epicenter Location
A small 3.3 magitude earthquake occurred at 12:03 a.m EDT 9 miles ENE of Painesville, Lake County, Ohio. It was strongly felt at Painesville, Madison, and Perry, Ohio. No damages were reported. Many residents reported a loud boom followed by a sharp jolt and brief, but intense shaking. This is the second earthquake this year in the general area of Painesville. On March 14, 2004 a 2.4 magnitude earthquake was centered near Fairport Harbor.

Filtered seismogram recorded at OhioSeis station CLEO (Cleveland Museum of Natural History).
| Station |
Phase |
Arrival |
X (Distº) |
Azimuth |
Res |
| CLEO* |
Pg |
04:03:23.20 |
0.48 |
236.19 |
-0.08 |
| CLEO* |
Sg |
04:03:30.10 |
0.48 |
236.19 |
0.64 |
| KSUO* |
Pg |
04:03:26.40 |
0.66 |
197.92 |
-0.17 |
| KSUO* |
Sg |
04:03:34.70 |
0.66 |
197.92 |
-0.38 |
| ALLY |
P |
04:03:27.90 |
0.71 |
100.34 |
0.47 |
| BGSO* |
P |
04:03:50.65 |
1.95 |
258.98 |
0.68 |
| BGSO* |
S |
04:03:74.50 |
1.95 |
258.98 |
-0.57 |
| OGSO* |
P |
04:03:53.20 |
2.23 |
220.07 |
-0.29 |
| PLIO |
P |
04:03:35.64 |
1.15 |
269.07 |
0.17 |
| PLIO |
S |
04:03:50.30 |
1.15 |
269.07 |
0.02 |
| TYNO |
P |
04:03:43.66 |
1.59 |
33.68 |
0.27 |
| TYNO |
S |
04:03:63.50 |
1.59 |
33.68 |
-0.34 |
| ACSO* |
P |
04:03:51.30 |
2.11 |
223.36 |
-0.48 |
| ACSO* |
S |
04:03:78.30 |
2.11 |
223.36 |
0.87 |
| AAM |
P |
04:03:50.10 |
1.98 |
286.12 |
0.14 |
| BINY |
P |
04:03:74.70 |
3.80 |
81.96 |
-0.36 |
| LCCO* |
SP |
04:03:03.00 |
0.26 |
236.09 |
-0.29 |
List of stations and data for Epicenter and Magnitude solution
* Denotes OhioSeis station
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