Key Takeaway
Higley Plant is a active surface mine producing SandAndGravel, located in Mesa, Maricopa County, AZ. It has 87 violations on record (16 S&S) and $20K in proposed penalties. Operated by Salt River Sand & Rock.
Higley Plant
Operator: Salt River Sand & Rock
Controller: Salt River Pima-Maricopa Indian Community
Location: Mesa, Maricopa County, AZ
Employees: 15
Recent Violations
View all 87 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/22/2025 | 56.14101(a)(2) | Non-S&S | LowNegligence | $151 |
| 11/07/2023 | 56.11001 | Non-S&S | HighNegligence | $198 |
| 05/03/2022 | 56.14107(a) | Non-S&S | ModNegligence | $133 |
| 05/03/2022 | 56.9300(b) | Non-S&S | ModNegligence | $133 |
| 05/03/2022 | 56.14207 | Non-S&S | ModNegligence | $133 |
| 04/28/2022 | 56.14100(b) | Non-S&S | ModNegligence | $215 |
| 04/28/2022 | 56.20003(a) | Non-S&S | ModNegligence | $133 |
| 10/21/2021 | 56.14101(a)(2) | Non-S&S | ModNegligence | $125 |
| 10/21/2021 | 47.41(a) | Non-S&S | ModNegligence | $125 |
| 10/21/2021 | 56.14101(a)(2) | Non-S&S | ModNegligence | $125 |
| 10/21/2021 | 56.4201(a)(2) | Non-S&S | ModNegligence | $125 |
| 12/15/2020 | 56.20003(b) | Non-S&S | ModNegligence | $125 |
| 05/27/2020 | 56.14132(a) | Non-S&S | ModNegligence | $615 |
| 05/27/2020 | 56.14101(a)(3) | S&S | ModNegligence | $254 |
| 02/24/2020 | 56.14101(a)(3) | S&S | ModNegligence | $171 |
| 02/24/2020 | 46.7 | Non-S&S | ModNegligence | $123 |
| 07/02/2019 | 56.14100(b) | Non-S&S | ModNegligence | $168 |
| 02/27/2019 | 56.14205 | Non-S&S | LowNegligence | $121 |
| 11/08/2017 | 56.5001(a)/.5005 | Non-S&S | ModNegligence | $118 |
| 11/08/2017 | 56.5001(a)/.5005 | Non-S&S | ModNegligence | $118 |
Accidents & Injuries
View all 31 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 09/03/2025 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 2d restricted |
| 10/29/2024 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/11/2024 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 18d restricted |
| 12/05/2022 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 4d restricted |
| 09/07/2022 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 40d restricted |
| 01/14/2022 | STEPPING OR KNEELING ON OBJECT | DYS AWY FRM WRK & RESTRCTD ACT | 1d lost, 6d restricted |
| 06/22/2020 | HANDTOOLS (NONPOWERED) | DYS AWY FRM WRK & RESTRCTD ACT | 1d lost, 31d restricted |
| 10/02/2019 | OTHER | DAYS AWAY FROM WORK ONLY | 3d lost |
| 04/10/2017 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 4d lost, 6d restricted |
| 06/06/2016 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 24d restricted |
Inspections
View all 68 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/21/2025 | 10/22/2025 | 17.50 | 1 |
| 09/23/2025 | 09/23/2025 | 2.50 | 1 |
| 04/22/2025 | 04/25/2025 | 21.25 | 1 |
| 02/20/2025 | 02/20/2025 | 7.75 | 1 |
| 04/24/2024 | 04/24/2024 | 8.50 | 1 |
| 11/06/2023 | 11/13/2023 | 17.25 | 1 |
| 06/28/2023 | 06/28/2023 | 8.00 | 1 |
| 02/24/2023 | 02/24/2023 | 11.00 | 1 |
| 04/28/2022 | 05/03/2022 | 25.75 | 1 |
| 11/01/2021 | 11/01/2021 | 2.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Higley Plant have?
Higley Plant has 87 MSHA violations on record, of which 16 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $20K.
What type of mine is Higley Plant?
Higley Plant is a Surface mine producing SandAndGravel, located in Mesa, Maricopa County, AZ. It currently has 15 employees.
Has anyone been injured or killed at Higley Plant?
According to MSHA records, Higley Plant has 31 reported accident/injury records and 0 fatalities on file.
Who operates Higley Plant?
Higley Plant is operated by Salt River Sand & Rock and controlled by Salt River Pima-Maricopa Indian Community. MSHA Mine ID: 0202623.