Table 1.

Accelerator mass spectrometry radiocarbon ages on L. Mucubají and L. Blanca sediments

Lab code*	Lake	Core	Material†	Composite depth, cm	14C age, yr A.D.	1σ calibrated age ranges, A.D.
CAMS-96809	L. Mucubají	99 A	Wood	44.5	1,620 ± 40	1495–1500, 1508–1532, 1541–1600, 1614–1636
AA-35204	L. Mucubají	99 C	Aq macro	54.2	1,315 ± 45	1299–1325, 1349–1391
CURL-4959	L. Mucubají	99 C	Aq macro	66.2	770 ± 30	782–791, 809–845, 846–891
CAMS-96810	L. Mucubají	99 A	Aq macro	72.5	585 ± 30	645–685‡
CURL-4960	L. Mucubají	99 C	Aq macro	85.8	−160 ± 35	−194 to −193, −172 to −89, −74 to −59
CURL-4973	L. Blanca	99 A	Wood	64.5	1,820 ± 35	1679–1708, 1719–1739, 1805–1822, 1827–1885, 1912–1935
CURL-4974	L. Blanca	99 A	Leaf	103.5	1,290 ± 35	1290–1312, 1354–1387
CAMS-73134	L. Blanca	99 A	Wood	123.5	970 ± 40	1002–1012, 1016–1045, 1088–1121
CAMS-96802	L. Blanca	99 A	Wood	188.6	−170 ± 35	−197 to −187, −180 to −91

*CAMS, Center for Accelerator Mass Spectrometry, Lawrence Livermore National Laboratory; AA, Accelerator Mass Spectrometry Laboratory, University of Arizona; CURL, National Ocean Sciences Accelerator Mass Spectrometry Facility, Woods Hole Oceanographic Institute.

^†Aq macro, aquatic macrophyte.

^‡Not included in age model.