Table 1. Radiocarbon dated events of major flooding at excavated archeological sites in the lower Jequetepeque Valley.
| Site no.* | Context | Conventional age, years | Calibrated age | Sample no. |
|---|---|---|---|---|
| JE-205† | Occupation layer | 4,190 ± 40 B.P. | B.C. 2895-2610 | Beta-109092 |
| JE-205 | Occupation layer | 2,560 ± 50 B.P. | B.C. 840-520 | Beta-109091 |
| JE-354 | Occupation layer | 2,530 ± 50 B.P. | B.C. 805-485 | Beta-109089 |
| JE-205 | Occupation layer | 2,520 ± 50 B.P. | B.C. 800-415 | Beta-117746 |
| JE-205 | Occupation layer | 2,370 ± 50 B.P. | B.C. 530-375 | Beta-117747 |
| JE-125 | House floor | 1,520 ± 60 B.P. | A.D. 415-650 | Beta-143883 |
| JE-339 | House floor | 1,370 ± 70 B.P. | A.D. 560-780 | Beta-143885 |
| JE-273 | Platform floor | 770 ± 50 B.P. | A.D. 1185-1295 | Beta-143884 |
| JE-1 | Platform floor | 720 ± 40 B.P. | A.D. 1180-1230 | Beta-109093 |
| JE-18 | House floor | 710 ± 40 B.P. | A.D. 1245-1390 | Beta-109090 |
| JE-2 | House floor | 700 ± 60 B.P. | A.D. 1235-1400 | Beta-114185 |
| JE-240 | Buried furrow | 670 ± 70 B.P. | A.D. 1245-1420 | Beta-114186 |
| JE-19 | House floor | 640 ± 40 B.P. | A.D. 1285-1405 | Beta-143880 |
| JE-249 | House floor | 640 ± 70 B.P. | A.D. 1265-1425 | Beta-114187 |
| JE-19 | Platform floor | 620 ± 40 B.P. | A.D. 1290-1410 | Beta-143879 |
| JE-619 | House floor | 620 ± 50 B.P. | A.D. 1280-1420 | Beta-161940 |
| JE-3 | House floor | 580 ± 70 B.P. | A.D. 1285-1445 | Beta-143882 |
| JE-688 | House floor | 230 ± 40 B.P. | A.D. 1640-1690 | Beta-161941 |
| JE-205 | Flood deposit | 180 ± 50 B.P. | A.D. 1650-1950 | Beta-109092 |
B.C., before Christ.
*
All dates are single chunks of charcoal taken from intact strata with archeological floors and/or features that lie either directly under or over major outwash deposits
†
JE-205 corresponds to the urban center of Cañoncillo