GROUND TRUTH: +7.75 km2 of new built surface across 61 tracked campuses (50 moving) since their baselines.Sentinel-2 L2A (Copernicus) 10m - window-local cloud gate - method badge P pixel / L llm-draft / H human-counted - * = confirmed
epoch_openai_stargate_milam openai with microsoft, oracle - 4.0 km2 window - Epoch map building polygons (n=9 vertices)
baseline 2024-10-27 latest 2026-10-07
SCENE BUILT AREA METHOD 2024-10-27 0.1% 0.00 km2 P 2026-10-07 15.7% 0.63 km2 P
epoch_amazon_ridgeland amazon with anthropic - 4.6 km2 window - Epoch map building polygons (n=94 vertices)
baseline 2024-10-26 latest 2026-10-16
SCENE BUILT AREA METHOD 2024-10-26 4.2% 0.19 km2 P* 2026-10-16 17.6% 0.81 km2 P*
epoch_coreweave_helios coreweave - 4.0 km2 window - Epoch map building polygons (n=37 vertices)
baseline 2024-10-23 latest 2026-10-08
SCENE BUILT AREA METHOD 2024-10-23 0.8% 0.03 km2 P* 2026-10-08 12.4% 0.50 km2 P*
epoch_openai_stargate_wisconsin openai with microsoft, oracle - 6.0 km2 window - Epoch map building polygons (n=18 vertices)
baseline 2024-10-26 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-26 0.9% 0.05 km2 P* 2026-10-13 12.1% 0.72 km2 P*
epoch_nebius_mantsala nebius - 4.8 km2 window - Epoch map building polygons (n=37 vertices)
baseline 2024-10-30 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-30 9.5% 0.46 km2 P* 2026-10-13 19.5% 0.94 km2 P*
epoch_openai_stargate_uae openai with microsoft, oracle - 4.0 km2 window - Epoch map building polygons (n=25 vertices)
baseline 2024-10-29 latest 2026-10-14
SCENE BUILT AREA METHOD 2024-10-29 76.3% 3.05 km2 P* 2026-10-14 66.4% 2.66 km2 P*
epoch_google_cedar_rapids google - 5.7 km2 window - Epoch map building polygons (n=68 vertices)
baseline 2024-10-27 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-27 1.6% 0.09 km2 P* 2026-10-12 9.5% 0.54 km2 P*
epoch_google_arcola google - 4.0 km2 window - Epoch map building polygons (n=29 vertices)
baseline 2024-10-31 latest 2026-10-14
SCENE BUILT AREA METHOD 2024-10-31 8.8% 0.35 km2 P* 2026-10-14 15.8% 0.63 km2 P*
epoch_google_red_oak google - 4.2 km2 window - Epoch map building polygons (n=45 vertices)
baseline 2024-10-27 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-27 3.4% 0.14 km2 P* 2026-10-15 9.1% 0.39 km2 P*
epoch_meta_temple meta - 7.0 km2 window - Epoch map building polygons (n=48 vertices)
baseline 2024-10-27 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-27 16.7% 1.16 km2 P* 2026-10-15 11.3% 0.79 km2 P*
sk_hynix_west_lafayette sk_hynix - 16.0 km2 window - APPROX West Lafayette IN -- pin from Purdue/site docs
baseline 2024-10-26 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-26 3.1% 0.50 km2 P* 2026-10-13 8.1% 1.30 km2 P*
epoch_google_storey_county google - 5.6 km2 window - Epoch map building polygons (n=83 vertices)
baseline 2024-10-27 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-27 5.2% 0.29 km2 P* 2026-10-12 9.8% 0.55 km2 P*
epoch_meta_gallatin meta - 4.8 km2 window - Epoch map building polygons (n=26 vertices)
baseline 2024-10-28 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-28 7.4% 0.35 km2 P* 2026-10-13 3.4% 0.16 km2 P*
epoch_meta_qts_hillsboro_2 meta - 8.8 km2 window - Epoch map building polygons (n=100 vertices)
baseline 2024-10-13 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-13 12.2% 1.07 km2 P* 2026-10-15 8.3% 0.73 km2 P*
epoch_coreweave_lancaster_greenfield_site coreweave - 4.4 km2 window - Epoch map building polygons (n=51 vertices)
baseline 2024-10-21 latest 2026-10-08
SCENE BUILT AREA METHOD 2024-10-21 15.5% 0.68 km2 P* 2026-10-08 11.7% 0.52 km2 P*
epoch_openai_stargate_lordstown openai with microsoft, oracle - 4.8 km2 window - Epoch map building polygons (n=10 vertices)
baseline 2024-10-27 latest 2026-10-04
SCENE BUILT AREA METHOD 2024-10-27 7.6% 0.37 km2 P* 2026-10-04 3.9% 0.19 km2 P*
epoch_amazon_madison_mega_site amazon with anthropic - 9.4 km2 window - Epoch map building polygons (n=143 vertices)
baseline 2024-10-26 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-26 3.7% 0.35 km2 P* 2026-10-13 7.2% 0.67 km2 P*
epoch_meta_aiken meta - 5.1 km2 window - Epoch map building polygons (n=35 vertices)
baseline 2024-10-24 latest 2026-10-14
SCENE BUILT AREA METHOD 2024-10-24 1.6% 0.08 km2 P* 2026-10-14 5.1% 0.26 km2 P*
epoch_coreweave_norway coreweave - 5.9 km2 window - Epoch map building polygons (n=76 vertices)
baseline 2024-10-26 latest 2026-10-08
SCENE BUILT AREA METHOD 2024-10-26 4.4% 0.26 km2 P* 2026-10-08 1.0% 0.06 km2 P*
dayone_nusajaya dayone - 16.0 km2 window - Epoch building polygons (Johor)
baseline 2024-08-22 latest 2026-10-01
SCENE BUILT AREA METHOD 2024-08-22 5.4% 0.86 km2 P* 2026-10-01 8.6% 1.38 km2 P*
stargate_abilene crusoe with oracle, openai, microsoft - 6.2 km2 window - Epoch building polygons (verified 2026-10-17)
baseline 2024-10-28 latest 2026-10-10
SCENE BUILT AREA METHOD 2024-10-28 1.9% 0.12 km2 P* 2026-10-10 5.0% 0.31 km2 P*
epoch_xai_qts_atlanta xai - 4.1 km2 window - Epoch map building polygons (n=44 vertices)
baseline 2024-10-25 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-25 11.1% 0.45 km2 P* 2026-10-15 14.0% 0.57 km2 P*
epoch_oracle_batam oracle with openai, crusoe - 4.0 km2 window - Epoch map building polygons (n=59 vertices)
baseline 2024-09-01 latest 2026-10-01
SCENE BUILT AREA METHOD 2024-09-01 2.0% 0.08 km2 P 2026-10-01 4.8% 0.19 km2 P
epoch_google_pryor_north google - 5.7 km2 window - Epoch map building polygons (n=70 vertices)
baseline 2024-10-27 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-27 6.9% 0.39 km2 P* 2026-10-12 9.7% 0.55 km2 P*
epoch_openai_stargate_michigan openai with microsoft, oracle - 6.4 km2 window - Epoch map building polygons (n=29 vertices)
baseline 2024-10-25 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-25 0.2% 0.01 km2 P* 2026-10-13 2.9% 0.18 km2 P*
epoch_anthropic_barber_lake anthropic with amazon - 5.7 km2 window - Epoch map building polygons (n=40 vertices)
baseline 2024-10-23 latest 2026-10-08
SCENE BUILT AREA METHOD 2024-10-23 0.6% 0.03 km2 P 2026-10-08 3.0% 0.17 km2 P
epoch_coreweave_chester_va coreweave - 5.8 km2 window - Epoch map building polygons (n=52 vertices)
baseline 2024-10-31 latest 2026-10-16
SCENE BUILT AREA METHOD 2024-10-31 7.1% 0.41 km2 P* 2026-10-16 9.4% 0.54 km2 P*
epoch_meta_cheyenne meta - 6.4 km2 window - Epoch map building polygons (n=43 vertices)
baseline 2024-10-27 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-27 0.1% 0.01 km2 P* 2026-10-12 2.4% 0.15 km2 P*
epoch_google_mesa google - 4.5 km2 window - Epoch map building polygons (n=48 vertices)
baseline 2024-10-30 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-30 5.5% 0.25 km2 P* 2026-10-15 7.7% 0.35 km2 P*
epoch_meta_jeffersonville meta - 4.4 km2 window - Epoch map building polygons (n=33 vertices)
baseline 2024-10-23 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-23 6.9% 0.30 km2 P* 2026-10-13 9.1% 0.40 km2 P*
epoch_microsoft_fairwater_wisconsin microsoft with openai - 22.5 km2 window - Epoch map building polygons (n=112 vertices)
baseline 2024-10-26 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-26 1.9% 0.43 km2 P* 2026-10-13 3.9% 0.88 km2 P*
epoch_meta_montgomery meta - 7.6 km2 window - Epoch map building polygons (n=109 vertices)
baseline 2024-10-25 latest 2026-10-07
SCENE BUILT AREA METHOD 2024-10-25 6.4% 0.49 km2 P* 2026-10-07 8.4% 0.64 km2 P*
colossus2_memphis xai with spacexai - 9.0 km2 window - Epoch building polygons (5420 Tulane Rd)
baseline 2024-10-21 latest 2026-10-11
SCENE BUILT AREA METHOD 2024-10-21 4.9% 0.44 km2 P* 2026-10-11 6.9% 0.62 km2 P*
epoch_meta_bowling_green meta - 11.3 km2 window - Epoch map building polygons (n=73 vertices)
baseline 2024-10-30 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-30 1.2% 0.14 km2 P* 2026-10-13 3.1% 0.35 km2 P*
epoch_coreweave_muskogee_ok coreweave - 4.3 km2 window - Epoch map building polygons (n=33 vertices)
baseline 2024-10-27 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-27 3.1% 0.13 km2 P* 2026-10-12 4.9% 0.21 km2 P*
epoch_meta_rosemount meta - 5.4 km2 window - Epoch map building polygons (n=33 vertices)
baseline 2024-10-27 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-27 0.7% 0.04 km2 P* 2026-10-12 2.4% 0.13 km2 P*
epoch_coreweave_denton_tx coreweave - 4.8 km2 window - Epoch map building polygons (n=143 vertices)
baseline 2024-10-25 latest 2026-10-10
SCENE BUILT AREA METHOD 2024-10-25 1.4% 0.07 km2 P* 2026-10-10 3.0% 0.15 km2 P*
epoch_coreweave_ellendale_nd coreweave - 11.2 km2 window - Epoch map building polygons (n=53 vertices)
baseline 2024-10-16 latest 2026-10-16
SCENE BUILT AREA METHOD 2024-10-16 0.4% 0.04 km2 P* 2026-10-16 1.9% 0.21 km2 P*
epoch_microsoft_sat14 microsoft with openai - 4.0 km2 window - Epoch map building polygons (n=58 vertices)
baseline 2024-10-25 latest 2026-10-10
SCENE BUILT AREA METHOD 2024-10-25 9.8% 0.39 km2 P 2026-10-10 8.6% 0.34 km2 P
epoch_google_council_bluffs_east google - 10.1 km2 window - Epoch map building polygons (n=99 vertices)
baseline 2024-10-25 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-25 3.1% 0.31 km2 P* 2026-10-12 4.2% 0.42 km2 P*
epoch_google_new_albany google - 6.1 km2 window - Epoch map building polygons (n=118 vertices)
baseline 2024-10-20 latest 2026-10-07
SCENE BUILT AREA METHOD 2024-10-20 5.7% 0.34 km2 P* 2026-10-07 6.8% 0.41 km2 P*
epoch_coreweave_dalton_1_2 coreweave - 4.0 km2 window - Epoch map building polygons (n=20 vertices)
baseline 2024-10-25 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-25 7.6% 0.30 km2 P* 2026-10-15 8.7% 0.35 km2 P*
epoch_anthropic_lake_mariner anthropic with amazon - 7.8 km2 window - Epoch map building polygons (n=33 vertices)
baseline 2024-10-24 latest 2026-10-09
SCENE BUILT AREA METHOD 2024-10-24 0.9% 0.07 km2 P* 2026-10-09 1.9% 0.15 km2 P*
tesla_giga_texas tesla - 25.0 km2 window - known Giga Texas site (Austin)
baseline 2024-10-27 latest 2026-10-10
SCENE BUILT AREA METHOD 2024-10-27 5.5% 1.38 km2 P* 2026-10-10 4.6% 1.15 km2 P*
samsung_taylor samsung - 25.0 km2 window - APPROX Taylor TX fab -- pin from filings
baseline 2024-10-27 latest 2026-10-10
SCENE BUILT AREA METHOD 2024-10-27 1.9% 0.47 km2 P* 2026-10-10 2.7% 0.68 km2 P*
epoch_google_columbus google - 5.9 km2 window - Epoch map building polygons (n=110 vertices)
baseline 2024-10-20 latest 2026-10-07
SCENE BUILT AREA METHOD 2024-10-20 7.6% 0.45 km2 P* 2026-10-07 8.3% 0.49 km2 P*
epoch_meta_hyperion meta - 51.8 km2 window - Epoch map building polygons (n=140 vertices)
baseline 2024-10-29 latest 2026-10-14
SCENE BUILT AREA METHOD 2024-10-29 1.9% 0.98 km2 P* 2026-10-14 2.6% 1.35 km2 P*
epoch_meta_kuna meta - 7.6 km2 window - Epoch map building polygons (n=62 vertices)
baseline 2024-10-29 latest 2026-10-16
SCENE BUILT AREA METHOD 2024-10-29 1.8% 0.14 km2 P* 2026-10-16 2.5% 0.19 km2 P*
starbase spacex with starlink - 36.0 km2 window - known launch/production site
baseline 2024-10-27 latest 2026-09-27
SCENE BUILT AREA METHOD 2024-10-27 0.3% 0.11 km2 P* 2026-09-27 0.9% 0.32 km2 P*
epoch_openai_stargate_new_mexico openai with microsoft, oracle - 62.4 km2 window - Epoch map building polygons (n=3 vertices)
baseline 2024-10-24 latest 2026-10-14
SCENE BUILT AREA METHOD 2024-10-24 1.2% 0.75 km2 P* 2026-10-14 1.7% 1.06 km2 P*
epoch_microsoft_project_osmium microsoft with openai - 5.4 km2 window - Epoch map building polygons (n=78 vertices)
baseline 2024-10-27 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-27 4.3% 0.23 km2 P* 2026-10-12 4.8% 0.26 km2 P*
epoch_meta_sarpy meta - 8.4 km2 window - Epoch map building polygons (n=29 vertices)
baseline 2024-10-20 latest 2026-10-12
SCENE BUILT AREA METHOD 2024-10-20 2.7% 0.23 km2 P* 2026-10-12 3.2% 0.27 km2 P*
terafab_grimes terafab with tesla, spacex - 100.0 km2 window - APPROX Plantersville/Hwy-105 corridor -- pin from WIT Tech deeds before print use
baseline 2024-10-27 latest 2026-10-07
SCENE BUILT AREA METHOD 2024-10-27 0.7% 0.70 km2 P* 2026-10-07 0.2% 0.20 km2 P*
riot_rockdale riot with anthropic - 16.0 km2 window - former Alcoa smelter site (Sandow Lakes)
baseline 2024-10-27 latest 2026-10-07
SCENE BUILT AREA METHOD 2024-10-27 0.7% 0.11 km2 P* 2026-10-07 1.1% 0.18 km2 P*
tsmc_az tsmc - 16.0 km2 window - known fab cluster location (I-17 corridor, N Phoenix)
baseline 2024-10-28 latest 2026-10-08
SCENE BUILT AREA METHOD 2024-10-28 0.9% 0.14 km2 P* 2026-10-08 1.3% 0.21 km2 P*
nscale_glomfjord nscale with anthropic - 9.0 km2 window - Glomfjord industrial park (village location; PIN from facility records)
baseline 2024-10-21 latest 2026-10-09
SCENE BUILT AREA METHOD 2024-10-21 1.9% 0.17 km2 P 2026-10-09 2.1% 0.19 km2 P
epoch_meta_huntsville meta - 6.2 km2 window - Epoch map building polygons (n=65 vertices)
baseline 2024-10-23 latest 2026-10-13
SCENE BUILT AREA METHOD 2024-10-23 4.3% 0.27 km2 P* 2026-10-13 4.1% 0.26 km2 P*
epoch_google_omaha google - 7.5 km2 window - Epoch map building polygons (n=84 vertices)
baseline 2024-10-25 latest 2026-10-10
SCENE BUILT AREA METHOD 2024-10-25 4.4% 0.33 km2 P* 2026-10-10 4.6% 0.35 km2 P*
epoch_google_the_dalles google - 5.0 km2 window - Epoch map building polygons (n=52 vertices)
baseline 2024-10-13 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-13 4.9% 0.25 km2 P* 2026-10-15 4.8% 0.24 km2 P*
lc36_blue_origin blue_origin - 9.0 km2 window - Cape Canaveral LC-36 (known pad location)
baseline 2024-10-31 latest 2026-10-14
SCENE BUILT AREA METHOD 2024-10-31 4.3% 0.39 km2 P* 2026-10-14 4.3% 0.39 km2 P*
epoch_google_midlothian google - 5.7 km2 window - Epoch map building polygons (n=42 vertices)
baseline 2024-10-27 latest 2026-10-15
SCENE BUILT AREA METHOD 2024-10-27 11.8% 0.67 km2 P* 2026-10-15 11.8% 0.67 km2 P*
nscale_keflavik nscale - 4.0 km2 window - Epoch building polygons (Valhallarbraut 868)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
micron_clay_ny micron - 36.0 km2 window - APPROX Clay NY (White Pine Commerce Park)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_microsoft_sat40 microsoft with openai - 6.2 km2 window - Epoch map building polygons (n=61 vertices)
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_microsoft_nebius_new_jersey microsoft with openai - 4.0 km2 window - Epoch map building polygons (n=41 vertices)
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_microsoft_narvik_norway microsoft with openai - 22.3 km2 window - Epoch map building polygons (n=50 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_microsoft_fairwater_atlanta microsoft with openai - 12.7 km2 window - Epoch map building polygons (n=124 vertices)
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_meta_los_lunas meta - 8.1 km2 window - Epoch map building polygons (n=40 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_meta_eagle_mountain meta - 7.8 km2 window - Epoch map building polygons (n=65 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_google_waltham_cross google - 4.2 km2 window - Epoch map building polygons (n=28 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_google_lincoln google - 4.4 km2 window - Epoch map building polygons (n=45 vertices)
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_google_lancaster google - 4.3 km2 window - Epoch map building polygons (n=48 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_google_kansas_city_east google - 8.2 km2 window - Epoch map building polygons (n=65 vertices)
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_google_fort_wayne google - 7.4 km2 window - Epoch map building polygons (n=55 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_google_bristow google - 5.6 km2 window - Epoch map building polygons (n=74 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_coreweave_marble_nc coreweave - 4.3 km2 window - Epoch map building polygons (n=34 vertices)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
epoch_anthropic_amazon_new_carlisle amazon with anthropic - 21.3 km2 window - Epoch map building polygons (n=195 vertices)
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
dayone_kempas dayone - 16.0 km2 window - Epoch building polygons (Johor)
imagery lands with the next sat_watch run
no confirmed observations yet - the monthly Sentinel-2 pass fills this card
Every observation is operator-confirmed before it enters the graph; cloud-blocked passes stay visible as gaps. Attribution: Sentinel-2 L2A (Copernicus), window-local SCL gate; provenance links per scene. The record layer: data.somen.ai - the desk: somen.ai
