| San Juan (Roro) | |
|---|---|
| Municipality | City of Sorsogon (Capital) |
| Province | Sorsogon |
| PSGC code | PH0506216032 |
| Population (2020 est.) | 4,622 |
| Area | 3.2 km² |
| Cell towers | 16 |
| Coverage status | Verified coverage (NTC + crowdsourced) |
| Typhoons since 1980 | 83 (within 100 km) |
San Juan (Roro) is a barangay of City of Sorsogon (Capital), Sorsogon, Philippines, with an estimated population of 4,622 (WorldPop 2020, corrected zonal estimate). Household income in the area is estimated at ₱23,391 per month; a Starlink satellite subscription (₱4,099/month) would represent approximately 18% of that income.
| Indicator | Value | Source |
|---|---|---|
| Registered cell towers (NTC) | 2 | NTC registry |
| Crowdsourced towers (OpenCelliD) | 16 | OpenCelliD |
| Coverage classification | Verified coverage (NTC + crowdsourced) | Cross-validation |
| Median download (where tested) | 25.0 Mbps | M-Lab |
| Backbone proximity | 25 to 50 km from the backbone | Submarine Cable Map / PeeringDB / DICT |
Estimated household income: ₱23,391/month (modeled from PSA poverty incidence, 28.5% for the municipality). Starlink (₱4,099/month) would consume about 18% of household income, well above common affordability benchmarks.
| Indicator | Value | Source |
|---|---|---|
| Mean elevation | 45 m | FABDEM |
| Mean slope | 10.5° | FABDEM |
| Tree canopy height | 16.0 m | ETH Global Canopy 2020 |
| Travel time to nearest city | 0 min | Malaria Atlas Project |
Since 1980, 83 tropical cyclones have passed within 100 km (NOAA IBTrACS). Satellite records show 0 observed flood event(s) (Global Flood Database). Lightning density is 0.09 strokes/km²/year (WGLC).
Annual average night-time radiance (NASA VIIRS), a proxy for electrification and economic activity:
NTC tower registry · OpenCelliD · WorldPop 2020 (100 m, corrected zonal statistics) · PSA Small Area Estimates · NASA VIIRS · NOAA IBTrACS v04 · Global Flood Database · ETH Global Canopy Height · FABDEM · Malaria Atlas Project · WGLC lightning climatology · Microsoft Global ML Building Footprints · Starlink Philippines published pricing. Methodology: data fused at barangay level using PSGC boundaries (2023).