Phase 11 section
Pokémon HeartGold & SoulSilver Lavender, Rock Tunnel, and Power Plant Walkthrough
Learn the outage cause and recover the Machine Part. Exact HGSS encounters, trainers, items, puzzle route, version differences, and completion checks.
Learn the outage cause and recover the Machine Part. This combined guide never substitutes original Gold/Silver or Crystal data for the Nintendo DS remakes.
Source maps
Route 9, Route 10, Lavender, Rock Tunnel 1F, Route 9 Unused, Route 10 South, Lavender Poké Mart, Lavender Pokémon Center 1F, Lavender Volunteer Pokémon House, Lavender Southwest House, Lavender Name Rater, Lavender House Of Memories, Lavender Radio Station, Rock Tunnel B1F, Route 10 Pokémon Center 1F, Route 10 Power Plant Repaired, Route 10 Pokémon Center B1F, Route 10 Power Plant Broken, Lavender Pokémon Center B1F.
Encounter rows76Trainer rows8Visible / hidden / trees11 / 6 / 0
Version scope
HeartGold and SoulSilver are labeled per row. Event-only and external-device content is never presented as normal retail progression.
Route Plan
Visit Lavender Radio Tower, clear Routes 9-10 and Rock Tunnel, speak to the Power Plant manager, then return toward Cerulean after the guard reports the suspicious visitor.
Wild Pokémon
Version:
Each area below has its own table, split by encounter method. Standard rates merge every base slot for a species and are shown per time window: morning 04:00-09:59, day 10:00-19:59, night 20:00-03:59. Swarm, radio-broadcast, and Headbutt tables keep their own labeled rows, and every row carries HG/SS markers. Underlying slot odds: grass 20/20/10/10/10/10/5/5/4/4/1/1; Surf 60/30/5/4/1; Rods 40/30/15/10/5; Rock Smash 80/20; Headbutt 50/15/15/10/5/5.
Rock Tunnel 1F
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
 Cubone | HGSS | 10 or 13 | 35% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Geodude | HGSS | 10 | 30% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Machop | HGSS | 12 | 20% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Zubat | HGSS | 8 | 10% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Machoke | HGSS | 14 | 5% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
| Cubone | HGSS | 10 | 40% | Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
 Absol | HGSS | 10 or 12 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
 Makuhita | HGSS | 10 or 12 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
 Bronzor | HGSS | 10 or 12 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
 Chingling | HGSS | 10 or 12 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
Rock Tunnel B1F
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
| Cubone | HGSS | 12 | 30% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Geodude | HGSS | 12 | 30% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Onix | HGSS | 16 | 20% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Zubat | HGSS | 10 | 10% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Kangaskhan | HGSS | 14 | 5% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Marowak | HGSS | 14 | 5% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
| Cubone | HGSS | 12 | 40% | Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
| Absol | HGSS | 12 or 16 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Makuhita | HGSS | 12 or 16 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
| Bronzor | HGSS | 12 or 16 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
| Chingling | HGSS | 12 or 16 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
| Rock Smash | ||||||
| Geodude | HGSS | 12-21 | 100% | — | ||
Route 10
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
 Quagsire | HGSS | 16 or 18 | — | — | 40% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
 Spearow | HGSS | 16 | 30% | 30% | — | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
 Voltorb | HGSS | 17 | 30% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
 Raticate | HGSS | 16 or 18 | 25% | 20% | 25% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
 Electabuzz | HGSS | 15 or 18 | 5% | 10% | 5% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
 Fearow | HGSS | 18 | 10% | 10% | — | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
| Swarm (post-National Dex daily announcement) | ||||||
 Magikarp | HGSS | 40 | 100% | Super Rod. Post-National Dex swarm replacement. | ||
| Magikarp | HGSS | 20 | 65% | Good Rod. Post-National Dex swarm replacement. | ||
 Goldeen | HGSS | 15 | 60% | Surf. Post-National Dex swarm replacement. | ||
| Spearow | HGSS | 16-17 | 40% | Post-National Dex swarm replacement. | ||
| Magikarp | HGSS | 10 | 15% | Old Rod. Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
 Linoone | HGSS | 16-17 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
 Whismur | HGSS | 16 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
 Bidoof | HGSS | 16-17 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
 Buizel | HGSS | 16 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
| Surfing | ||||||
| Goldeen | HGSS | 10 or 15 | 90% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
 Seaking | HGSS | 15 | 10% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Old Rod | ||||||
| Magikarp | HGSS | 10 | 85% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Goldeen | HGSS | 10 | 15% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Good Rod | ||||||
| Goldeen | HGSS | 20 | 60% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Magikarp | HGSS | 20 | 40% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Super Rod | ||||||
| Goldeen | HGSS | 40 | 70% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Magikarp | HGSS | 40 | 20% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Seaking | HGSS | 40 | 10% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
Route 9
| Pokémon | Games | Levels | Rate | Requirement / notes | ||
|---|---|---|---|---|---|---|
| Morning | Day | Night | ||||
| Grass / cave floor | ||||||
 Rattata | HGSS | 15 | — | — | 40% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
 Mankey | HGSS | 13 | 30% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Rattata | HGSS | 15 | 30% | 30% | — | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
| Rattata | HGSS | 13 | 30% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Spearow | HGSS | 15 | 30% | 30% | — | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
| Raticate | HGSS | 13 | — | — | 20% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
| Spearow | HGSS | 13 | 20% | 20% | — | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
| Raticate | HGSS | 15 | 15% | 15% | 10% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
| Raticate | HGSS | 15 | 10% | 10% | 5% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
| Fearow | HGSS | 15 | 5% | 5% | — | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. |
 Primeape | HGSS | 15 | 5% | Rate counts base slots temporarily replaced by the announced daily swarm, Wednesday's Hoenn Sound broadcast, and Thursday's Sinnoh Sound broadcast. | ||
| Swarm (post-National Dex daily announcement) | ||||||
| Magikarp | HGSS | 40 | 100% | Super Rod. Post-National Dex swarm replacement. | ||
| Magikarp | HGSS | 20 | 65% | Good Rod. Post-National Dex swarm replacement. | ||
| Goldeen | HGSS | 15 | 60% | Surf. Post-National Dex swarm replacement. | ||
 Mawile | HGSS | 13 or 15 | 40% | Post-National Dex swarm replacement. | ||
 Sableye | HGSS | 13 or 15 | 40% | Post-National Dex swarm replacement. | ||
| Magikarp | HGSS | 10 | 15% | Old Rod. Post-National Dex swarm replacement. | ||
| Radio — Hoenn Sound (Wednesday, post-National Dex) | ||||||
| Linoone | HGSS | 13 or 15 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Whismur | HGSS | 13 | 20% | Hoenn Sound on Wednesday after the National Dex; replaces grass slots 2-5. | ||
| Radio — Sinnoh Sound (Thursday, post-National Dex) | ||||||
| Bidoof | HGSS | 13 or 15 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
| Buizel | HGSS | 13 | 20% | Sinnoh Sound on Thursday after the National Dex; replaces grass slots 2-5. | ||
| Surfing | ||||||
| Goldeen | HGSS | 10 or 15 | 90% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Seaking | HGSS | 15 | 10% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Old Rod | ||||||
| Magikarp | HGSS | 10 | 85% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Goldeen | HGSS | 10 | 15% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Good Rod | ||||||
| Goldeen | HGSS | 20 | 60% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Magikarp | HGSS | 20 | 40% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Fishing — Super Rod | ||||||
| Goldeen | HGSS | 40 | 70% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Magikarp | HGSS | 40 | 20% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
| Seaking | HGSS | 40 | 10% | Rate counts base slots temporarily replaced by the announced daily swarm. | ||
Static, gift, trade, and event Pokémon
| Pokémon | Method | Level | Requirement / note |
|---|---|---|---|
 Zapdos | Static encounter | Lv. 50 | Source-scripted encounter or gift; save or make party space before resolving it. |
Trainers
Teams are the exact source party records. Moves and held items appear only when the trainer format defines them. Reward = last party member level × 4 × trainer-class multiplier; double battles double the base payout where the engine applies it.
| Trainer | Location / order | Full team | Reward | Battle note |
|---|---|---|---|---|
 Camper DeanSource trainer ID 149 | Route 9 • source tile (1387, 150) | ₽672 | Single battle. | |
| Camper SidSource trainer ID 150 | Route 9 • source tile (1355, 140) | ₽640 | Single battle. | |
 Hiker EoinSource trainer ID 234 | Route 9 • source tile (1402, 137) | ₽1,344 | Single battle. | |
 Picnicker HeidiSource trainer ID 332 | Route 9 • source tile (1412, 144) | ₽688 | Single battle. | |
| Picnicker EdnaSource trainer ID 333 | Route 9 • source tile (1361, 155) | ₽720 | Single battle. | |
 Pokefan M RobertSource trainer ID 348 | Route 10 South • source tile (1430, 205) |
| ₽2,752 | Single battle. |
| Hiker ClarkeSource trainer ID 357 | Route 9 • source tile (1410, 153) | ₽1,440 | Single battle. | |
| Hiker JimSource trainer ID 359 | Route 10 South • source tile (1416, 201) |
| ₽1,440 | Single battle. |
Items And Hidden Items
| Item | Method | Plain-English placement | Source tile |
|---|---|---|---|
| TM91 | Visible item ball | Pick up the item ball in the northeast part of Route 9. | 1415, 136 |
| Full Restore | Visible item ball | Pick up the item ball in the southeast part of Route 9. | 1413, 154 |
| Light Clay | Visible item ball | Pick up the item ball in the west part of Route 9. | 1376, 143 |
| Max Potion | Visible item ball | Pick up the item ball in the southwest part of Route 9. | 1356, 154 |
| Elixir | Visible item ball | Pick up the item ball in the southwest part of Rock Tunnel 1F. | 7, 27 |
| TM56 | Visible item ball | Pick up the item ball in the central part of Rock Tunnel 1F. | 24, 20 |
| TM69 | Visible item ball | Pick up the item ball in the west part of Route 10 South. | 1417, 206 |
| Iron | Visible item ball | Pick up the item ball in the southeast part of Rock Tunnel B1F. | 33, 33 |
| PP Up | Visible item ball | Pick up the item ball in the east part of Rock Tunnel B1F. | 31, 21 |
| Revive | Visible item ball | Pick up the item ball in the north part of Rock Tunnel B1F. | 24, 5 |
| Oval Stone | Visible item ball | Pick up the item ball in the southwest part of Rock Tunnel B1F. | 15, 31 |
| Ether | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the northeast part of Route 9, 8 tiles north from the nearest source NPC. | 1422, 140 |
| Carbos | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the southwest part of Route 10, 1 tile west and 1 tile north from the nearest source NPC. | 1418, 183 |
| X Defense | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the southeast part of Rock Tunnel 1F. | 38, 31 |
| X Accuracy | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the northwest part of Rock Tunnel 1F, 8 tiles west and 12 tiles north from the nearest source NPC. | 16, 8 |
| Max Potion | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the southeast part of Rock Tunnel B1F, 1 tile west from the nearest source NPC. | 38, 34 |
| HP Up | Hidden / Dowsing MCHN | Use the Dowsing MCHN on the ground in the south part of Rock Tunnel B1F, 8 tiles west and 1 tile south from the nearest source NPC. | 25, 34 |
Puzzles And Systems
Follow the route plan in order; source tiles in the item and trainer tables provide a QA anchor for every placed object.
Completion Checklist
- Visit all 19 mapped source subareas assigned here.
- Account for 77 random, Headbutt, Safari, Contest, static, gift, trade, or event rows across the per-area tables.
- Defeat or deliberately defer all 8 listed trainer records.
- Collect 11 visible items, 6 hidden items, and 0 Apricorn trees assigned here.
- Finish the stated story, puzzle, schedule, version, and event conditions before moving on.
Sources And Validation
- Primary source:
pret/pokeheartgoldcommit814275e4392cc21eef45a04e6dc8d980010ca2b7. - Layers: encounter banks, map headers, trainer parties, field events and scripts, Headbutt, Safari, Bug Contest, hidden items, Apricorns, phone/Pokégear, and Frontier engine data.
- Machine-readable validation report and trainer asset manifest.