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SOUTHWEST GAS CORPORATION
Active across 2 states · 23 total residential events · 20 industrial properties within ~1 mi of their projects
Activity 2021-01-06 → 2025-09-26
States
2
Total Events
23
Units Est.
—
Lots Tracked
—
Earliest
2021
Latest
2025
Cross-State Portfolio
One row per filer-name variant; states this developer has appeared in.
| Filer Name | States | State List | Events | Units Est. | Earliest | Latest |
|---|---|---|---|---|---|---|
| SOUTHWEST GAS CORPORATION | 2 | AZCA | 23 | — | 2021-01-06 | 2025-09-26 |
Per-State Breakdown
Event counts segmented by residential sector. Market-rate is the strongest industrial-demand signal.
| State | Filer Name | Events | Market-Rate | LIHTC | Mixed-Inc. | Subdiv. | MPC | Senior | Dominant | Earliest | Latest |
|---|---|---|---|---|---|---|---|---|---|---|---|
| AZ | SOUTHWEST GAS CORPORATION | 22 | 1 | 0 | 0 | 20 | 1 | 0 | residential_subdivision | 2021-01-06 | 2025-09-26 |
| CA | SOUTHWEST GAS CORPORATION | 1 | 0 | 0 | 0 | 1 | 0 | 0 | residential_subdivision | 2021-05-12 | 2021-05-12 |
Top Industrial Properties Within ~5 mi
Industrial assets in this developer's market area (1/3/5 mi rings). Click to view the full property profile.
| Property ID | Within 1 mi | Within 3 mi | Distinct Devs | Units Est. | Latest NOI |
|---|---|---|---|---|---|
| az_pima:21501005G | 9 | 64 | 4 | — | 2025-11-04 |
| az_pima:215010090 | 9 | 64 | 4 | — | 2025-11-04 |
| az_pima:21501007F | 9 | 63 | 4 | — | 2025-11-04 |
| az_pima:21501007G | 8 | 65 | 4 | — | 2025-11-04 |
| az_pima:216131140 | 6 | 55 | 3 | — | 2025-12-12 |
| az_pima:216131220 | 6 | 55 | 3 | — | 2025-12-12 |
| az_pima:10309068B | 6 | 19 | 5 | — | 2025-11-17 |
| az_pima:216120160 | 6 | 56 | 3 | — | 2025-12-12 |
| az_pima:216120170 | 6 | 56 | 3 | — | 2025-12-12 |
| az_pima:101132800 | 5 | 23 | 4 | — | 2025-11-17 |
Recent Events
Most-recent 20 permit / NPDES / TDLR events attributed to this developer.
| Date | Source | Type | Project | Location | Applicant | Link |
|---|---|---|---|---|---|---|
| 2026-03-24 | epa_npdes_cgp | stormwater_noi | SI LP (2026) ATLAS 0118 EAST SIDE GROVES REPLACEMENT WR5089351 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-12-03 | epa_npdes_cgp | stormwater_noi | 51ST ST & IRONWOOD DR | YUMA, AZ | Southwest Gas Corporation | view |
| 2025-10-17 | epa_npdes_cgp | stormwater_noi | PIPELINE REPLACEMENT - 80TH AND UNIVERSITY | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-09-30 | epa_npdes_cgp | stormwater_noi | HOUGHTON RD - 22ND ST TO ESCALANTE RD | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-09-26 | epa_npdes_cgp | stormwater_noi | PAPAGO RD - SAGUARO TO AMARILLO VALLEY | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-09-17 | epa_npdes_cgp | stormwater_noi | SW GAS BIRCH RD - HP MAIN REPLACEMENT PHASE 1 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-09-02 | epa_npdes_cgp | stormwater_noi | SI HP (2025) - KLECK RD AND 11 MILE CORNER RD PHASE II | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-08-29 | epa_npdes_cgp | stormwater_noi | SW GAS - GAS LINE PROJECT - COUNTRY CLUB RD | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-08-29 | epa_npdes_cgp | stormwater_noi | STL LP â GLENN ST, CHERRY AVE TO ALVERNON WAY 4730816 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-08-29 | epa_npdes_cgp | stormwater_noi | SI HP (2025) - MIDTOWN PHASE 10 - DRACHMAN ST WR 4933115 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-08-11 | epa_npdes_cgp | stormwater_noi | STL LP â GLENN ST, CHERRY AVE TO ALVERNON WAY 4730816 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-05-09 | epa_npdes_cgp | stormwater_noi | SI HP (2025) - MIDTOWN PHASE 10 - DRACHMAN ST WR 4933115 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-05-05 | epa_npdes_cgp | stormwater_noi | SW GAS - GAS LINE PROJECT - COUNTRY CLUB RD | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-04-04 | epa_npdes_cgp | stormwater_noi | SI LP (2025) - PIMA RIVER CROSSING MAIN REPLACEMENT WR4857701 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-03-31 | epa_npdes_cgp | stormwater_noi | HOUGHTON RD - 22ND ST TO ESCALANTE RD | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-02-07 | epa_npdes_cgp | stormwater_noi | WR # 4355834 HPTW-DOUGLAS RANCH TAP AND MAIN CACTUS RD ALIGNMENT | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-01-17 | epa_npdes_cgp | stormwater_noi | WR: 4082698 HPTW â FP332 CSYS 3â TRANSMISSION REPL PHASE 2 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2025-01-10 | epa_npdes_cgp | stormwater_noi | SI LP (2025) - MAIN ST 4 MAIN AND SERVICE REPLACEMENT WR 4679097 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2024-10-16 | epa_npdes_cgp | stormwater_noi | FN HP/LP - HOUGHTON RD: ESCALANTE TO IRVINGTON RD WR 4351255 | UNKNOWN, AZ | Southwest Gas Corporation | view |
| 2024-08-07 | epa_npdes_cgp | stormwater_noi | SI HP (2024) - PEART ROAD - ARROYO TRAIL TO COTTONWOOD LANE | UNKNOWN, AZ | Southwest Gas Corporation | view |
Data: residential pipeline MVs (TDHCA, EMMA, plats, NPDES NOIs) and property work events. Filer-name variants are collapsed by canonical slug. JSON: /api/developer/southwest-gas-corporation