BlockRiley, South Carolina
13 topographic sheets cover this place, the earliest surveyed in 1946 and the latest in 1990. It stands in the St. Matthews census division. It lies in ZIP code area 29135. The Survey maps it on the Orangeburg North quadrangle.
Topographic sheets covering this place
9 surveys from 13 printed sheetsMatched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.
- 1946 USGS St. Matthews quadrangle1:62500, 2 printings
- 1954 USGS Augusta quadrangle1:250000
- 1957 USGS Augusta quadrangle1:250000, 3 printings
- 1958 USGS Augusta quadrangle1:250000
- 1961 USGS Augusta quadrangle1:250000, 2 printings
- 1962 USGS Augusta quadrangle1:250000
- 1986 USGS Sumter quadrangle1:100000
- 1987 USGS Orangeburg North quadrangle1:24000
- 1990 USGS Sumter quadrangle1:100000
Fires near this place
290 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 290 fires within 5 miles of Riley between 1992 and 2020, burning about 811 acres in total. 12 started naturally. 14 were recorded as arson. Distance is straight-line from the map coordinates, so a fire counted here may appear on a neighbouring settlement's page as well.
| Reported cause | Fires |
|---|---|
| Debris and open burning | 157 |
| Missing data/not specified/undetermined | 54 |
| Equipment and vehicle use | 29 |
| Arson/incendiarism | 14 |
| Misuse of fire by a minor | 12 |
| Natural | 12 |
| Smoking | 7 |
| Power generation/transmission/distribution | 4 |
| Railroad operations and maintenance | 1 |
The most recent of them, most recent first, with the day each was reported and the service that recorded it.
| Date | Cause | Size | Reported by | Name on the report |
|---|---|---|---|---|
| 9 September 2011 | Debris and open burning | under an acre | South Carolina Forestry Commission | not named |
| 6 September 2010 | Arson/incendiarism | under an acre | South Carolina Forestry Commission | not named |
| 20 September 2015 | Equipment and vehicle use | under an acre | South Carolina Forestry Commission | not named |
| 17 September 2001 | Debris and open burning | under an acre | South Carolina Forestry Commission | not named |
| 11 September 2007 | Debris and open burning | 1.0 acres | South Carolina Forestry Commission | not named |
| 10 September 2016 | Equipment and vehicle use | 4.0 acres | South Carolina Forestry Commission | not named |
| 29 August 2001 | Debris and open burning | under an acre | South Carolina Forestry Commission | not named |
| 28 August 1998 | Debris and open burning | under an acre | South Carolina Forestry Commission | not named |
Settlements close enough to share some of these fires:
Mines and quarries near this place
4 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 4 workings within 5 miles of Riley: 2 producers, 1 unknown, 1 past producer. 2 still produce. What was taken out: Clay. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.
| Where | Site | Commodity | Status | Recorded |
|---|---|---|---|---|
| Gifford-Hill Clay Pit | Clay | Unknown | Sedimentary | |
| Gifford-Hill Clay Pit | Clay | Past Producer | ||
| Jamison Clay Mine | Clay | Producer | Sedimentary | |
| Jamison Clay Pit | Clay | Producer |
Storms near this place
20 since 2010Regional context, not property-specific evidence. The National Weather Service names Riley in 20 storm reports between 2010 and 2025: 11 thunderstorm wind, 6 hail, 2 tornado, 1 flood. No death or injury is recorded in these reports. Each account below is quoted exactly as the forecast office filed it, from the NOAA Storm Events Database, and each date opens the federal record of that event.
| When | Event | Place named | Harm | What the report says |
|---|---|---|---|---|
| June 2011 | Thunderstorm Wind | Riley | $4,000 | Highway Patrol reported trees down ant Murph Mill road and Seetwater Lane. |
| June 2011 | Thunderstorm Wind | Riley | $4,000 | Highway Patrol reported trees in the roadway near Burke road and Kinley road. |
| June 2011 | Thunderstorm Wind | Riley | $3,000 | A county official reported trees down on Bull Swamp road. |
| July 2012 | Thunderstorm Wind | Riley | $2,000 | Highway Patrol reported a tree in the roadway on Murph Mill Road and Columbia Road. |
| April 2023 | Hail | Riley | $100 | Public report, via social media, of pea size hail on Moorer Rd about one half mile south of US Hwy 601. Time estimated. |
| April 2023 | Hail | Riley | $100 | Public report, via social media, of pea size hail on St. Matthews Rd (US Hwy 601). Time estimated. |
| April 2023 | Hail | Riley | $100 | Public report, via social media, of pea size hail on Warbler Ct. Time estimated. |
| April 2023 | Hail | Riley | $100 | Public report, via social media, of pea size hail on Sikes Rd. Time estimated. |
| May 2025 | Thunderstorm Wind | Riley | - | SC Highway patrol reported a tree blocking the roadway on I-26 near exit 139. Time estimated by radar. |
| June 2024 | Thunderstorm Wind | Riley | - | Calhoun County dispatch reported power lines down in a field along Sikes Rd. |
| August 2023 | Thunderstorm Wind | Riley | - | Calhoun County Dispatch reported multiple trees down on Sweetwater Road near Murph Mill Road. |
| June 2021 | Thunderstorm Wind | Riley | - | A severe long-lived thunderstorm produced strong damaging winds, knocking down numerous trees along a path from near St. Matthews, SE to the Cameron area and into Orangeburg Co. Locations of downed trees included Burke Rd, Belleville Rd and Moorer Rd, and along US Hwy 76 near Cameron. Times estimated. |
| May 2020 | Hail | Riley | - | Hail, of 1.5 inch diameter, was reported on Riley Rd near Burke Rd. |
| April 2020 | Tornado (EF0) | Riley | - | A strong, long-track tornado began just south of the town of Elko in Barnwell Co SC where it was rated as EF-1, then moved in a general northeast direction through Orangeburg Co SC, where it reached EF-3 intensity and caused 2 fatalities. The tornado dissipated shortly after crossing into Calhoun Co SC southwest of St. Matthews before reaching I-26. |
| April 2017 | Tornado (EF2) | Riley | - | The tornado touched down near the Orangeburg and Calhoun County line near Pasture Lane. The tornado moved east-northeast for about 6.5 miles. The tornado lifted just before Highway 6 near Kings Grant Rd.||The most significant damage occurred along Sikes Rd near Belleville Rd and extended eastward to Mossdale Rd. A row of power poles along Sikes Rd and Mossdale Rd were snapped near their base. Several structures were heavily damaged. This includes|several barns...large metal storage buildings with anchors removed from the ground and roof damage to homes. There were numerous hardwood and softwood trees that were either uprooted or snapped along the path of the tornado. A pivot tilt irrigation system along US Highway 176 was overturned. |
| July 2017 | Thunderstorm Wind | Riley | - | Calhoun Co dispatch reported trees down on power lines on Bridalwreath Dr. Time estimated based on radar. |
| June 2016 | Flood | Riley | - | Reported flooding along U.S. Hwy. 21 and Burke Road. |
| July 2016 | Thunderstorm Wind | Riley | - | Large tree limbs down blocking one lane of Country Club Rd. |
| June 2011 | Thunderstorm Wind | Riley | - | Truck driver on I-26 at MM 137 reported a wind gusts of 65 mph and nickel size hail. |
| October 2010 | Hail | Riley | - | Public reported nickel to quarter size hail from Burke Road to Hwy 601 southwest of St. Matthews. |
Nearest settlements
The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.
| Map | Place | Distance | Sheets |
|---|---|---|---|
| Wertz Crossroads | 1.3 miles | 13 | |
| Saint Matthews | 3.1 miles | 13 | |
| Singleton | 6.1 miles | 13 | |
| Cameron | 6.4 miles | 13 | |
| Hammond Crossroads | 7.4 miles | 13 | |
| Creston | 8.2 miles | 13 | |
| Totness | 8.3 miles | 13 | |
| Staley Crossroads | 9.1 miles | 13 |
Provenance
This settlement is recorded in the Geographic Names Information System as feature 1250388. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.
Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.
Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.
Storms. NOAA National Centers for Environmental Information, Storm Events Database https://www.ncei.noaa.gov/stormevents/ A work of the United States government, no copyright under 17 U.S.C. 105. Narratives are quoted verbatim from the National Weather Service report and are not edited or summarised.